21855103490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1699}}^1\times {\mathrm{10631}}^1$

素因数の和:12359

約数の個数: 48

約数和(自身を含む): 43270113600

約数和(自身を除く): 21415010110

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 1699, 3398, 8495, 10631, 16990, 18689, 21262, 37378, 53155, 93445, 106310, 116941, 186890, 205579, 233882, 411158, 584705, 1027895, 1169410, 1286351, 2055790, 2572702, 6431755, 12863510, 18062069, 36124138, 90310345, 180620690, 198682759, 397365518, 993413795, 1986827590, 2185510349, 4371020698, 10927551745, 21855103490]

約数ペア:

[(1, 21855103490), (2, 10927551745), (5, 4371020698), (10, 2185510349), (11, 1986827590), (22, 993413795), (55, 397365518), (110, 198682759), (121, 180620690), (242, 90310345), (605, 36124138), (1210, 18062069), (1699, 12863510), (3398, 6431755), (8495, 2572702), (10631, 2055790), (16990, 1286351), (18689, 1169410), (21262, 1027895), (37378, 584705), (53155, 411158), (93445, 233882), (106310, 205579), (116941, 186890)]