21696525

素因数分解:

$3^3\times 5^2\times {\mathrm{32143}}^1$

素因数の和:32162

約数の個数: 24

約数和(自身を含む): 39858560

約数和(自身を除く): 18162035

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 32143, 96429, 160715, 289287, 482145, 803575, 867861, 1446435, 2410725, 4339305, 7232175, 21696525]

約数ペア:

[(1, 21696525), (3, 7232175), (5, 4339305), (9, 2410725), (15, 1446435), (25, 867861), (27, 803575), (45, 482145), (75, 289287), (135, 160715), (225, 96429), (675, 32143)]