20961770

素因数分解:

$2^1\times 5^1\times {\mathrm{587}}^1\times {\mathrm{3571}}^1$

素因数の和:4165

約数の個数: 16

約数和(自身を含む): 37806048

約数和(自身を除く): 16844278

約数列:

[1, 2, 5, 10, 587, 1174, 2935, 3571, 5870, 7142, 17855, 35710, 2096177, 4192354, 10480885, 20961770]

約数ペア:

[(1, 20961770), (2, 10480885), (5, 4192354), (10, 2096177), (587, 35710), (1174, 17855), (2935, 7142), (3571, 5870)]