21135627

素因数分解:

$3^3\times {\mathrm{613}}^1\times {\mathrm{1277}}^1$

素因数の和:1899

約数の個数: 16

約数和(自身を含む): 31387680

約数和(自身を除く): 10252053

約数列:

[1, 3, 9, 27, 613, 1277, 1839, 3831, 5517, 11493, 16551, 34479, 782801, 2348403, 7045209, 21135627]

約数ペア:

[(1, 21135627), (3, 7045209), (9, 2348403), (27, 782801), (613, 34479), (1277, 16551), (1839, 11493), (3831, 5517)]