421376710

素因数分解:

$2^1\times 5^1\times {\mathrm{2111}}^1\times {\mathrm{19961}}^1$

素因数の和:22079

約数の個数: 16

約数和(自身を含む): 758875392

約数和(自身を除く): 337498682

約数列:

[1, 2, 5, 10, 2111, 4222, 10555, 19961, 21110, 39922, 99805, 199610, 42137671, 84275342, 210688355, 421376710]

約数ペア:

[(1, 421376710), (2, 210688355), (5, 84275342), (10, 42137671), (2111, 199610), (4222, 99805), (10555, 39922), (19961, 21110)]