21094568

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{239711}}^1$

素因数の和:239728

約数の個数: 16

約数和(自身を含む): 43148160

約数和(自身を除く): 22053592

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 239711, 479422, 958844, 1917688, 2636821, 5273642, 10547284, 21094568]

約数ペア:

[(1, 21094568), (2, 10547284), (4, 5273642), (8, 2636821), (11, 1917688), (22, 958844), (44, 479422), (88, 239711)]