21888087

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{677}}^1\times {\mathrm{829}}^1$

素因数の和:1522

約数の個数: 16

約数和(自身を含む): 31513440

約数和(自身を除く): 9625353

約数列:

[1, 3, 13, 39, 677, 829, 2031, 2487, 8801, 10777, 26403, 32331, 561233, 1683699, 7296029, 21888087]

約数ペア:

[(1, 21888087), (3, 7296029), (13, 1683699), (39, 561233), (677, 32331), (829, 26403), (2031, 10777), (2487, 8801)]