21131559929

素因数分解:

${\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{167}}^1\times {\mathrm{53549}}^1$

素因数の和:53872

約数の個数: 16

約数和(自身を含む): 22670928000

約数和(自身を除く): 1539368071

約数列:

[1, 17, 139, 167, 2363, 2839, 23213, 53549, 394621, 910333, 7443311, 8942683, 126536287, 152025611, 1243032937, 21131559929]

約数ペア:

[(1, 21131559929), (17, 1243032937), (139, 152025611), (167, 126536287), (2363, 8942683), (2839, 7443311), (23213, 910333), (53549, 394621)]