21251139793

素因数分解:

${\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{409}}^1\times {\mathrm{17923}}^1$

素因数の和:18568

約数の個数: 16

約数和(自身を含む): 23045962240

約数和(自身を除く): 1794822447

約数列:

[1, 13, 223, 409, 2899, 5317, 17923, 91207, 232999, 1185691, 3996829, 7330507, 51958777, 95296591, 1634703061, 21251139793]

約数ペア:

[(1, 21251139793), (13, 1634703061), (223, 95296591), (409, 51958777), (2899, 7330507), (5317, 3996829), (17923, 1185691), (91207, 232999)]