21408824

素因数分解:

$2^3\times {\mathrm{227}}^1\times {\mathrm{11789}}^1$

素因数の和:12022

約数の個数: 16

約数和(自身を含む): 40321800

約数和(自身を除く): 18912976

約数列:

[1, 2, 4, 8, 227, 454, 908, 1816, 11789, 23578, 47156, 94312, 2676103, 5352206, 10704412, 21408824]

約数ペア:

[(1, 21408824), (2, 10704412), (4, 5352206), (8, 2676103), (227, 94312), (454, 47156), (908, 23578), (1816, 11789)]