21788396

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{26833}}^1$

素因数の和:26873

約数の個数: 24

約数和(自身を含む): 45081120

約数和(自身を除く): 23292724

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 26833, 53666, 107332, 187831, 375662, 751324, 778157, 1556314, 3112628, 5447099, 10894198, 21788396]

約数ペア:

[(1, 21788396), (2, 10894198), (4, 5447099), (7, 3112628), (14, 1556314), (28, 778157), (29, 751324), (58, 375662), (116, 187831), (203, 107332), (406, 53666), (812, 26833)]