21052404

素因数分解:

$2^2\times 3^2\times {\mathrm{584789}}^1$

素因数の和:584799

約数の個数: 18

約数和(自身を含む): 53215890

約数和(自身を除く): 32163486

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 584789, 1169578, 1754367, 2339156, 3508734, 5263101, 7017468, 10526202, 21052404]

約数ペア:

[(1, 21052404), (2, 10526202), (3, 7017468), (4, 5263101), (6, 3508734), (9, 2339156), (12, 1754367), (18, 1169578), (36, 584789)]