421286612

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{1987201}}^1$

素因数の和:1987258

約数の個数: 12

約数和(自身を含む): 751162356

約数和(自身を除く): 329875744

約数列:

[1, 2, 4, 53, 106, 212, 1987201, 3974402, 7948804, 105321653, 210643306, 421286612]

約数ペア:

[(1, 421286612), (2, 210643306), (4, 105321653), (53, 7948804), (106, 3974402), (212, 1987201)]