21167279757

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{999541}}^1$

素因数の和:999741

約数の個数: 24

約数和(自身を含む): 33108829208

約数和(自身を除く): 11941549451

約数列:

[1, 3, 9, 13, 39, 117, 181, 543, 1629, 2353, 7059, 21177, 999541, 2998623, 8995869, 12994033, 38982099, 116946297, 180916921, 542750763, 1628252289, 2351919973, 7055759919, 21167279757]

約数ペア:

[(1, 21167279757), (3, 7055759919), (9, 2351919973), (13, 1628252289), (39, 542750763), (117, 180916921), (181, 116946297), (543, 38982099), (1629, 12994033), (2353, 8995869), (7059, 2998623), (21177, 999541)]