Factors of 2331
The factors of 2331 are 1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 777, 2331. It has 12 factors.
Pick any whole number from 1 to 10,000.
How to work it out
- 1
A factor of 2331 is a whole number that divides it with nothing left over. You only need to test the numbers up to √2331 ≈ 48.28; every one that divides gives a pair.
- 2
The factor pairs are listed in the table below. Together they give 12 factors.
- 3
Prime factorisation: keep dividing by the smallest prime that fits.
- 4
Add all the factors: 1 + 3 + 7 + 9 + 21 + 37 + 63 + 111 + 259 + 333 + 777 + 2331 = 3952. Without 2331 itself that is 1621, so 2331 is a deficient number.
LaTeX source of the formulas on this page
\[ 2331 = 3^{2} \times 7 \times 37 \]Factor pairs of 2331
| Factor | Pairs with | Product |
|---|---|---|
| 1 | 2331 | 1 × 2331 = 2331 |
| 3 | 777 | 3 × 777 = 2331 |
| 7 | 333 | 7 × 333 = 2331 |
| 9 | 259 | 9 × 259 = 2331 |
| 21 | 111 | 21 × 111 = 2331 |
| 37 | 63 | 37 × 63 = 2331 |
Questions
What are the factors of 2331?
The factors of 2331 are 1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 777, 2331. It has 12 factors.
What are the prime factors of 2331?
3, 7, 37. As a product: × 7 × 37.
How many factors does 2331 have?
2331 has 12 factors (6 factor pairs).
What is the sum of the factors of 2331?
3952.
Is 2331 a prime number?
No. It is divisible by 3, so 2331 = 3 × 777.