21631816

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{23929}}^1$

素因数の和:24048

約数の個数: 16

約数和(自身を含む): 40920300

約数和(自身を除く): 19288484

約数列:

[1, 2, 4, 8, 113, 226, 452, 904, 23929, 47858, 95716, 191432, 2703977, 5407954, 10815908, 21631816]

約数ペア:

[(1, 21631816), (2, 10815908), (4, 5407954), (8, 2703977), (113, 191432), (226, 95716), (452, 47858), (904, 23929)]