21423025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2273}}^1$

素因数の和:2325

約数の個数: 24

約数和(自身を含む): 29607480

約数和(自身を除く): 8184455

約数列:

[1, 5, 13, 25, 29, 65, 145, 325, 377, 725, 1885, 2273, 9425, 11365, 29549, 56825, 65917, 147745, 329585, 738725, 856921, 1647925, 4284605, 21423025]

約数ペア:

[(1, 21423025), (5, 4284605), (13, 1647925), (25, 856921), (29, 738725), (65, 329585), (145, 147745), (325, 65917), (377, 56825), (725, 29549), (1885, 11365), (2273, 9425)]