21571866

素因数分解:

$2^1\times 3^3\times {\mathrm{83}}^1\times {\mathrm{4813}}^1$

素因数の和:4907

約数の個数: 32

約数和(自身を含む): 48525120

約数和(自身を除く): 26953254

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 83, 166, 249, 498, 747, 1494, 2241, 4482, 4813, 9626, 14439, 28878, 43317, 86634, 129951, 259902, 399479, 798958, 1198437, 2396874, 3595311, 7190622, 10785933, 21571866]

約数ペア:

[(1, 21571866), (2, 10785933), (3, 7190622), (6, 3595311), (9, 2396874), (18, 1198437), (27, 798958), (54, 399479), (83, 259902), (166, 129951), (249, 86634), (498, 43317), (747, 28878), (1494, 14439), (2241, 9626), (4482, 4813)]