21625629328

素因数分解:

$2^4\times {\mathrm{277}}^1\times {\mathrm{4879429}}^1$

素因数の和:4879714

約数の個数: 20

約数和(自身を含む): 42050927740

約数和(自身を除く): 20425298412

約数列:

[1, 2, 4, 8, 16, 277, 554, 1108, 2216, 4432, 4879429, 9758858, 19517716, 39035432, 78070864, 1351601833, 2703203666, 5406407332, 10812814664, 21625629328]

約数ペア:

[(1, 21625629328), (2, 10812814664), (4, 5406407332), (8, 2703203666), (16, 1351601833), (277, 78070864), (554, 39035432), (1108, 19517716), (2216, 9758858), (4432, 4879429)]