21228810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{707627}}^1$

素因数の和:707637

約数の個数: 16

約数和(自身を含む): 50949216

約数和(自身を除く): 29720406

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 707627, 1415254, 2122881, 3538135, 4245762, 7076270, 10614405, 21228810]

約数ペア:

[(1, 21228810), (2, 10614405), (3, 7076270), (5, 4245762), (6, 3538135), (10, 2122881), (15, 1415254), (30, 707627)]