21526394

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{3323}}^1$

素因数の和:3445

約数の個数: 16

約数和(自身を含む): 33505920

約数和(自身を除く): 11979526

約数列:

[1, 2, 41, 79, 82, 158, 3239, 3323, 6478, 6646, 136243, 262517, 272486, 525034, 10763197, 21526394]

約数ペア:

[(1, 21526394), (2, 10763197), (41, 525034), (79, 272486), (82, 262517), (158, 136243), (3239, 6646), (3323, 6478)]