21351857

素因数分解:

${\mathrm{41}}^1\times {\mathrm{421}}^1\times {\mathrm{1237}}^1$

素因数の和:1699

約数の個数: 8

約数和(自身を含む): 21942312

約数和(自身を除く): 590455

約数列:

[1, 41, 421, 1237, 17261, 50717, 520777, 21351857]

約数ペア:

[(1, 21351857), (41, 520777), (421, 50717), (1237, 17261)]