21089752

素因数分解:

$2^3\times {\mathrm{1307}}^1\times {\mathrm{2017}}^1$

素因数の和:3330

約数の個数: 16

約数和(自身を含む): 39593160

約数和(自身を除く): 18503408

約数列:

[1, 2, 4, 8, 1307, 2017, 2614, 4034, 5228, 8068, 10456, 16136, 2636219, 5272438, 10544876, 21089752]

約数ペア:

[(1, 21089752), (2, 10544876), (4, 5272438), (8, 2636219), (1307, 16136), (2017, 10456), (2614, 8068), (4034, 5228)]