21055716

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{53171}}^1$

素因数の和:53192

約数の個数: 36

約数和(自身を含む): 58063824

約数和(自身を除く): 37008108

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 53171, 106342, 159513, 212684, 319026, 478539, 584881, 638052, 957078, 1169762, 1754643, 1914156, 2339524, 3509286, 5263929, 7018572, 10527858, 21055716]

約数ペア:

[(1, 21055716), (2, 10527858), (3, 7018572), (4, 5263929), (6, 3509286), (9, 2339524), (11, 1914156), (12, 1754643), (18, 1169762), (22, 957078), (33, 638052), (36, 584881), (44, 478539), (66, 319026), (99, 212684), (132, 159513), (198, 106342), (396, 53171)]