21171567443

素因数分解:

${\mathrm{13}}^2\times {\mathrm{317}}^1\times {\mathrm{395191}}^1$

素因数の和:395534

約数の個数: 12

約数和(自身を含む): 22997803248

約数和(自身を除く): 1826235805

約数列:

[1, 13, 169, 317, 4121, 53573, 395191, 5137483, 66787279, 125275547, 1628582111, 21171567443]

約数ペア:

[(1, 21171567443), (13, 1628582111), (169, 125275547), (317, 66787279), (4121, 5137483), (53573, 395191)]