213037814

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{21859}}^1$

素因数の和:22315

約数の個数: 16

約数和(自身を含む): 349410240

約数和(自身を除く): 136372426

約数列:

[1, 2, 11, 22, 443, 886, 4873, 9746, 21859, 43718, 240449, 480898, 9683537, 19367074, 106518907, 213037814]

約数ペア:

[(1, 213037814), (2, 106518907), (11, 19367074), (22, 9683537), (443, 480898), (886, 240449), (4873, 43718), (9746, 21859)]