21912160

素因数分解:

$2^5\times 5^1\times {\mathrm{136951}}^1$

素因数の和:136966

約数の個数: 24

約数和(自身を含む): 51767856

約数和(自身を除く): 29855696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 136951, 273902, 547804, 684755, 1095608, 1369510, 2191216, 2739020, 4382432, 5478040, 10956080, 21912160]

約数ペア:

[(1, 21912160), (2, 10956080), (4, 5478040), (5, 4382432), (8, 2739020), (10, 2191216), (16, 1369510), (20, 1095608), (32, 684755), (40, 547804), (80, 273902), (160, 136951)]