42290488

素因数分解:

$2^3\times {\mathrm{251}}^1\times {\mathrm{21061}}^1$

素因数の和:21318

約数の個数: 16

約数和(自身を含む): 79614360

約数和(自身を除く): 37323872

約数列:

[1, 2, 4, 8, 251, 502, 1004, 2008, 21061, 42122, 84244, 168488, 5286311, 10572622, 21145244, 42290488]

約数ペア:

[(1, 42290488), (2, 21145244), (4, 10572622), (8, 5286311), (251, 168488), (502, 84244), (1004, 42122), (2008, 21061)]