21013221379

素因数分解:

${\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{3870551}}^1$

素因数の和:3870701

約数の個数: 8

約数和(自身を含む): 21597680160

約数和(自身を除く): 584458781

約数列:

[1, 61, 89, 5429, 3870551, 236103611, 344479039, 21013221379]

約数ペア:

[(1, 21013221379), (61, 344479039), (89, 236103611), (5429, 3870551)]