21133288

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{240151}}^1$

素因数の和:240168

約数の個数: 16

約数和(自身を含む): 43227360

約数和(自身を除く): 22094072

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 240151, 480302, 960604, 1921208, 2641661, 5283322, 10566644, 21133288]

約数ペア:

[(1, 21133288), (2, 10566644), (4, 5283322), (8, 2641661), (11, 1921208), (22, 960604), (44, 480302), (88, 240151)]