21892455

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37423}}^1$

素因数の和:37447

約数の個数: 24

約数和(自身を含む): 40867008

約数和(自身を除く): 18974553

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 37423, 112269, 187115, 336807, 486499, 561345, 1459497, 1684035, 2432495, 4378491, 7297485, 21892455]

約数ペア:

[(1, 21892455), (3, 7297485), (5, 4378491), (9, 2432495), (13, 1684035), (15, 1459497), (39, 561345), (45, 486499), (65, 336807), (117, 187115), (195, 112269), (585, 37423)]