21725010

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{26821}}^1$

素因数の和:26840

約数の個数: 40

約数和(自身を含む): 58418316

約数和(自身を除く): 36693306

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 26821, 53642, 80463, 134105, 160926, 241389, 268210, 402315, 482778, 724167, 804630, 1206945, 1448334, 2172501, 2413890, 3620835, 4345002, 7241670, 10862505, 21725010]

約数ペア:

[(1, 21725010), (2, 10862505), (3, 7241670), (5, 4345002), (6, 3620835), (9, 2413890), (10, 2172501), (15, 1448334), (18, 1206945), (27, 804630), (30, 724167), (45, 482778), (54, 402315), (81, 268210), (90, 241389), (135, 160926), (162, 134105), (270, 80463), (405, 53642), (810, 26821)]