21145291271

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{95680051}}^1$

素因数の和:95680081

約数の個数: 8

約数和(自身を含む): 24111373104

約数和(自身を除く): 2966081833

約数列:

[1, 13, 17, 221, 95680051, 1243840663, 1626560867, 21145291271]

約数ペア:

[(1, 21145291271), (13, 1626560867), (17, 1243840663), (221, 95680051)]