21312508510

素因数分解:

$2^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{18860627}}^1$

素因数の和:18860747

約数の個数: 16

約数和(自身を含む): 38702008656

約数和(自身を除く): 17389500146

約数列:

[1, 2, 5, 10, 113, 226, 565, 1130, 18860627, 37721254, 94303135, 188606270, 2131250851, 4262501702, 10656254255, 21312508510]

約数ペア:

[(1, 21312508510), (2, 10656254255), (5, 4262501702), (10, 2131250851), (113, 188606270), (226, 94303135), (565, 37721254), (1130, 18860627)]