21046233

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{1409}}^1$

素因数の和:1808

約数の個数: 16

約数和(自身を含む): 30320640

約数和(自身を除く): 9274407

約数列:

[1, 3, 13, 39, 383, 1149, 1409, 4227, 4979, 14937, 18317, 54951, 539647, 1618941, 7015411, 21046233]

約数ペア:

[(1, 21046233), (3, 7015411), (13, 1618941), (39, 539647), (383, 54951), (1149, 18317), (1409, 14937), (4227, 4979)]