21094954

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{1567}}^1$

素因数の和:1749

約数の個数: 16

約数和(自身を含む): 32514048

約数和(自身を除く): 11419094

約数列:

[1, 2, 53, 106, 127, 254, 1567, 3134, 6731, 13462, 83051, 166102, 199009, 398018, 10547477, 21094954]

約数ペア:

[(1, 21094954), (2, 10547477), (53, 398018), (106, 199009), (127, 166102), (254, 83051), (1567, 13462), (3134, 6731)]