21069224

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{239423}}^1$

素因数の和:239440

約数の個数: 16

約数和(自身を含む): 43096320

約数和(自身を除く): 22027096

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 239423, 478846, 957692, 1915384, 2633653, 5267306, 10534612, 21069224]

約数ペア:

[(1, 21069224), (2, 10534612), (4, 5267306), (8, 2633653), (11, 1915384), (22, 957692), (44, 478846), (88, 239423)]