21823208

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{247991}}^1$

素因数の和:248008

約数の個数: 16

約数和(自身を含む): 44638560

約数和(自身を除く): 22815352

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 247991, 495982, 991964, 1983928, 2727901, 5455802, 10911604, 21823208]

約数ペア:

[(1, 21823208), (2, 10911604), (4, 5455802), (8, 2727901), (11, 1983928), (22, 991964), (44, 495982), (88, 247991)]