21579678

素因数分解:

$2^1\times 3^2\times {\mathrm{769}}^1\times {\mathrm{1559}}^1$

素因数の和:2336

約数の個数: 24

約数和(自身を含む): 46846800

約数和(自身を除く): 25267122

約数列:

[1, 2, 3, 6, 9, 18, 769, 1538, 1559, 2307, 3118, 4614, 4677, 6921, 9354, 13842, 14031, 28062, 1198871, 2397742, 3596613, 7193226, 10789839, 21579678]

約数ペア:

[(1, 21579678), (2, 10789839), (3, 7193226), (6, 3596613), (9, 2397742), (18, 1198871), (769, 28062), (1538, 14031), (1559, 13842), (2307, 9354), (3118, 6921), (4614, 4677)]