21790481581

素因数分解:

${\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{191}}^1\times {\mathrm{57301}}^1$

素因数の和:57684

約数の個数: 16

約数和(自身を含む): 24028333056

約数和(自身を除く): 2237851475

約数列:

[1, 11, 181, 191, 1991, 2101, 34571, 57301, 380281, 630311, 10371481, 10944491, 114086291, 120389401, 1980952871, 21790481581]

約数ペア:

[(1, 21790481581), (11, 1980952871), (181, 120389401), (191, 114086291), (1991, 10944491), (2101, 10371481), (34571, 630311), (57301, 380281)]