21911133040

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{5827429}}^1$

素因数の和:5827489

約数の個数: 40

約数和(自身を含む): 52027295040

約数和(自身を除く): 30116162000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 5827429, 11654858, 23309716, 29137145, 46619432, 58274290, 93238864, 116548580, 233097160, 273889163, 466194320, 547778326, 1095556652, 1369445815, 2191113304, 2738891630, 4382226608, 5477783260, 10955566520, 21911133040]

約数ペア:

[(1, 21911133040), (2, 10955566520), (4, 5477783260), (5, 4382226608), (8, 2738891630), (10, 2191113304), (16, 1369445815), (20, 1095556652), (40, 547778326), (47, 466194320), (80, 273889163), (94, 233097160), (188, 116548580), (235, 93238864), (376, 58274290), (470, 46619432), (752, 29137145), (940, 23309716), (1880, 11654858), (3760, 5827429)]