42721866

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{215767}}^1$

素因数の和:215786

約数の個数: 24

約数和(自身を含む): 100979424

約数和(自身を除く): 58257558

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 215767, 431534, 647301, 1294602, 1941903, 2373437, 3883806, 4746874, 7120311, 14240622, 21360933, 42721866]

約数ペア:

[(1, 42721866), (2, 21360933), (3, 14240622), (6, 7120311), (9, 4746874), (11, 3883806), (18, 2373437), (22, 1941903), (33, 1294602), (66, 647301), (99, 431534), (198, 215767)]