21793288

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{247651}}^1$

素因数の和:247668

約数の個数: 16

約数和(自身を含む): 44577360

約数和(自身を除く): 22784072

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 247651, 495302, 990604, 1981208, 2724161, 5448322, 10896644, 21793288]

約数ペア:

[(1, 21793288), (2, 10896644), (4, 5448322), (8, 2724161), (11, 1981208), (22, 990604), (44, 495302), (88, 247651)]