21950999

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1523}}^1$

素因数の和:1630

約数の個数: 16

約数和(自身を含む): 26334720

約数和(自身を除く): 4383721

約数列:

[1, 7, 29, 71, 203, 497, 1523, 2059, 10661, 14413, 44167, 108133, 309169, 756931, 3135857, 21950999]

約数ペア:

[(1, 21950999), (7, 3135857), (29, 756931), (71, 309169), (203, 108133), (497, 44167), (1523, 14413), (2059, 10661)]