21299796

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{84523}}^1$

素因数の和:84540

約数の個数: 36

約数和(自身を含む): 61533472

約数和(自身を除く): 40233676

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 84523, 169046, 253569, 338092, 507138, 591661, 760707, 1014276, 1183322, 1521414, 1774983, 2366644, 3042828, 3549966, 5324949, 7099932, 10649898, 21299796]

約数ペア:

[(1, 21299796), (2, 10649898), (3, 7099932), (4, 5324949), (6, 3549966), (7, 3042828), (9, 2366644), (12, 1774983), (14, 1521414), (18, 1183322), (21, 1014276), (28, 760707), (36, 591661), (42, 507138), (63, 338092), (84, 253569), (126, 169046), (252, 84523)]