21366644

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{2129}}^1$

素因数の和:2339

約数の個数: 24

約数和(自身を含む): 40495560

約数和(自身を除く): 19128916

約数列:

[1, 2, 4, 13, 26, 52, 193, 386, 772, 2129, 2509, 4258, 5018, 8516, 10036, 27677, 55354, 110708, 410897, 821794, 1643588, 5341661, 10683322, 21366644]

約数ペア:

[(1, 21366644), (2, 10683322), (4, 5341661), (13, 1643588), (26, 821794), (52, 410897), (193, 110708), (386, 55354), (772, 27677), (2129, 10036), (2509, 8516), (4258, 5018)]