21917466457

素因数分解:

${\mathrm{31}}^2\times {\mathrm{541}}^1\times {\mathrm{42157}}^1$

素因数の和:42760

約数の個数: 12

約数和(自身を含む): 22689688548

約数和(自身を除く): 772222091

約数列:

[1, 31, 541, 961, 16771, 42157, 519901, 1306867, 22806937, 40512877, 707015047, 21917466457]

約数ペア:

[(1, 21917466457), (31, 707015047), (541, 40512877), (961, 22806937), (16771, 1306867), (42157, 519901)]