21192160

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{12041}}^1$

素因数の和:12067

約数の個数: 48

約数和(自身を含む): 54622512

約数和(自身を除く): 33430352

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 12041, 24082, 48164, 60205, 96328, 120410, 132451, 192656, 240820, 264902, 385312, 481640, 529804, 662255, 963280, 1059608, 1324510, 1926560, 2119216, 2649020, 4238432, 5298040, 10596080, 21192160]

約数ペア:

[(1, 21192160), (2, 10596080), (4, 5298040), (5, 4238432), (8, 2649020), (10, 2119216), (11, 1926560), (16, 1324510), (20, 1059608), (22, 963280), (32, 662255), (40, 529804), (44, 481640), (55, 385312), (80, 264902), (88, 240820), (110, 192656), (160, 132451), (176, 120410), (220, 96328), (352, 60205), (440, 48164), (880, 24082), (1760, 12041)]