21085052993

素因数分解:

${\mathrm{131}}^1\times {\mathrm{1321}}^1\times {\mathrm{121843}}^1$

素因数の和:123295

約数の個数: 8

約数和(自身を含む): 21262265376

約数和(自身を除く): 177212383

約数列:

[1, 131, 1321, 121843, 173051, 15961433, 160954603, 21085052993]

約数ペア:

[(1, 21085052993), (131, 160954603), (1321, 15961433), (121843, 173051)]