Factors / Factors of 6

Factors of 6

1, 2, 3, 6

6 breaks into 2 pairs, tested up to √6 ≈ 2.4; each pair multiplies back to 6 exactly. 6's full pair list is (1, 6), (2, 3), for 4 divisors in total. 6's divisors other than 6 itself sum to exactly 6, the mark of a perfect number. 6 is even, digit sum 6 for 6; small divisors of 6 include 2, 3. 6 has 4 divisors; 5 has 2 and 7 has 2, so 6 wins here. 6 divided by its largest divisor, 3, gives 2.