Factors of 2721

The factors of 2721 are 1, 3, 907, 2721. It has 4 factors.

Factors of 2721

Pick any whole number from 1 to 10,000.

2721 = 3 \times 907

How to work it out

1
A factor of 2721 is a whole number that divides it with nothing left over. You only need to test the numbers up to √2721 ≈ 52.16; every one that divides gives a pair.
2
The factor pairs are listed in the table below. Together they give 4 factors.
3
Prime factorisation: keep dividing by the smallest prime that fits.
$2721 = 3 \times 907$
4
Add all the factors: 1 + 3 + 907 + 2721 = 3632. Without 2721 itself that is 911, so 2721 is a deficient number.

LaTeX source of the formulas on this page

\[ 2721 = 3 \times 907 \]

Factor	Pairs with	Product
1	2721	1 × 2721 = 2721
3	907	3 × 907 = 2721

What are the factors of 2721?

The factors of 2721 are 1, 3, 907, 2721. It has 4 factors.

What are the prime factors of 2721?

3, 907. As a product: 3 × 907.

How many factors does 2721 have?

2721 has 4 factors (2 factor pairs).

What is the sum of the factors of 2721?

3632.

Is 2721 a prime number?

No. It is divisible by 3, so 2721 = 3 × 907.