21312814

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{1609}}^1$

素因数の和:1827

約数の個数: 16

約数和(自身を含む): 33037200

約数和(自身を除く): 11724386

約数列:

[1, 2, 37, 74, 179, 358, 1609, 3218, 6623, 13246, 59533, 119066, 288011, 576022, 10656407, 21312814]

約数ペア:

[(1, 21312814), (2, 10656407), (37, 576022), (74, 288011), (179, 119066), (358, 59533), (1609, 13246), (3218, 6623)]