21444033

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{17737}}^1$

素因数の和:17784

約数の個数: 16

約数和(自身を含む): 31786496

約数和(自身を除く): 10342463

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 17737, 53211, 230581, 549847, 691743, 1649541, 7148011, 21444033]

約数ペア:

[(1, 21444033), (3, 7148011), (13, 1649541), (31, 691743), (39, 549847), (93, 230581), (403, 53211), (1209, 17737)]