21432372

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{137387}}^1$

素因数の和:137407

約数の個数: 24

約数和(自身を含む): 53856096

約数和(自身を除く): 32423724

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 137387, 274774, 412161, 549548, 824322, 1648644, 1786031, 3572062, 5358093, 7144124, 10716186, 21432372]

約数ペア:

[(1, 21432372), (2, 10716186), (3, 7144124), (4, 5358093), (6, 3572062), (12, 1786031), (13, 1648644), (26, 824322), (39, 549548), (52, 412161), (78, 274774), (156, 137387)]