21421392

素因数分解:

$2^4\times 3^1\times {\mathrm{446279}}^1$

素因数の和:446290

約数の個数: 20

約数和(自身を含む): 55338720

約数和(自身を除く): 33917328

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 446279, 892558, 1338837, 1785116, 2677674, 3570232, 5355348, 7140464, 10710696, 21421392]

約数ペア:

[(1, 21421392), (2, 10710696), (3, 7140464), (4, 5355348), (6, 3570232), (8, 2677674), (12, 1785116), (16, 1338837), (24, 892558), (48, 446279)]