21046036

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{10177}}^1$

素因数の和:10239

約数の個数: 24

約数和(自身を含む): 41037696

約数和(自身を除く): 19991660

約数列:

[1, 2, 4, 11, 22, 44, 47, 94, 188, 517, 1034, 2068, 10177, 20354, 40708, 111947, 223894, 447788, 478319, 956638, 1913276, 5261509, 10523018, 21046036]

約数ペア:

[(1, 21046036), (2, 10523018), (4, 5261509), (11, 1913276), (22, 956638), (44, 478319), (47, 447788), (94, 223894), (188, 111947), (517, 40708), (1034, 20354), (2068, 10177)]