21350896

素因数分解:

$2^4\times 7^1\times {\mathrm{190633}}^1$

素因数の和:190648

約数の個数: 20

約数和(自身を含む): 47277232

約数和(自身を除く): 25926336

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 190633, 381266, 762532, 1334431, 1525064, 2668862, 3050128, 5337724, 10675448, 21350896]

約数ペア:

[(1, 21350896), (2, 10675448), (4, 5337724), (7, 3050128), (8, 2668862), (14, 1525064), (16, 1334431), (28, 762532), (56, 381266), (112, 190633)]