21276270

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{26267}}^1$

素因数の和:26286

約数の個数: 40

約数和(自身を含む): 57211704

約数和(自身を除く): 35935434

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 26267, 52534, 78801, 131335, 157602, 236403, 262670, 394005, 472806, 709209, 788010, 1182015, 1418418, 2127627, 2364030, 3546045, 4255254, 7092090, 10638135, 21276270]

約数ペア:

[(1, 21276270), (2, 10638135), (3, 7092090), (5, 4255254), (6, 3546045), (9, 2364030), (10, 2127627), (15, 1418418), (18, 1182015), (27, 788010), (30, 709209), (45, 472806), (54, 394005), (81, 262670), (90, 236403), (135, 157602), (162, 131335), (270, 78801), (405, 52534), (810, 26267)]