21050055

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{35983}}^1$

素因数の和:36007

約数の個数: 24

約数和(自身を含む): 39294528

約数和(自身を除く): 18244473

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 35983, 107949, 179915, 323847, 467779, 539745, 1403337, 1619235, 2338895, 4210011, 7016685, 21050055]

約数ペア:

[(1, 21050055), (3, 7016685), (5, 4210011), (9, 2338895), (13, 1619235), (15, 1403337), (39, 539745), (45, 467779), (65, 323847), (117, 179915), (195, 107949), (585, 35983)]