21000507224

素因数分解:

$2^3\times {\mathrm{8803}}^1\times {\mathrm{298201}}^1$

素因数の和:307010

約数の個数: 16

約数和(自身を含む): 39380556120

約数和(自身を除く): 18380048896

約数列:

[1, 2, 4, 8, 8803, 17606, 35212, 70424, 298201, 596402, 1192804, 2385608, 2625063403, 5250126806, 10500253612, 21000507224]

約数ペア:

[(1, 21000507224), (2, 10500253612), (4, 5250126806), (8, 2625063403), (8803, 2385608), (17606, 1192804), (35212, 596402), (70424, 298201)]