16421212

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{193}}^1\times {\mathrm{239}}^1$

素因数の和:525

約数の個数: 24

約数和(自身を含む): 29332800

約数和(自身を除く): 12911588

約数列:

[1, 2, 4, 89, 178, 193, 239, 356, 386, 478, 772, 956, 17177, 21271, 34354, 42542, 46127, 68708, 85084, 92254, 184508, 4105303, 8210606, 16421212]

約数ペア:

[(1, 16421212), (2, 8210606), (4, 4105303), (89, 184508), (178, 92254), (193, 85084), (239, 68708), (356, 46127), (386, 42542), (478, 34354), (772, 21271), (956, 17177)]