21002293

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{113}}^1$

素因数の和:201

約数の個数: 24

約数和(自身を含む): 25022088

約数和(自身を除く): 4019795

約数列:

[1, 13, 17, 29, 113, 221, 377, 493, 841, 1469, 1921, 3277, 6409, 10933, 14297, 24973, 42601, 55709, 95033, 185861, 724217, 1235429, 1615561, 21002293]

約数ペア:

[(1, 21002293), (13, 1615561), (17, 1235429), (29, 724217), (113, 185861), (221, 95033), (377, 55709), (493, 42601), (841, 24973), (1469, 14297), (1921, 10933), (3277, 6409)]