21813220804

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{175913071}}^1$

素因数の和:175913106

約数の個数: 12

約数和(自身を含む): 39404528128

約数和(自身を除く): 17591307324

約数列:

[1, 2, 4, 31, 62, 124, 175913071, 351826142, 703652284, 5453305201, 10906610402, 21813220804]

約数ペア:

[(1, 21813220804), (2, 10906610402), (4, 5453305201), (31, 703652284), (62, 351826142), (124, 175913071)]