21318766270

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{112204033}}^1$

素因数の和:112204059

約数の個数: 16

約数和(自身を含む): 40393452240

約数和(自身を除く): 19074685970

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 112204033, 224408066, 561020165, 1122040330, 2131876627, 4263753254, 10659383135, 21318766270]

約数ペア:

[(1, 21318766270), (2, 10659383135), (5, 4263753254), (10, 2131876627), (19, 1122040330), (38, 561020165), (95, 224408066), (190, 112204033)]