21627123217

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{853}}^1\times {\mathrm{190633}}^1$

素因数の和:191512

約数の個数: 16

約数和(自身を含む): 26048229760

約数和(自身を除く): 4421106543

約数列:

[1, 7, 19, 133, 853, 5971, 16207, 113449, 190633, 1334431, 3622027, 25354189, 162609949, 1138269643, 3089589031, 21627123217]

約数ペア:

[(1, 21627123217), (7, 3089589031), (19, 1138269643), (133, 162609949), (853, 25354189), (5971, 3622027), (16207, 1334431), (113449, 190633)]