21085392

素因数分解:

$2^4\times 3^1\times {\mathrm{439279}}^1$

素因数の和:439290

約数の個数: 20

約数和(自身を含む): 54470720

約数和(自身を除く): 33385328

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 439279, 878558, 1317837, 1757116, 2635674, 3514232, 5271348, 7028464, 10542696, 21085392]

約数ペア:

[(1, 21085392), (2, 10542696), (3, 7028464), (4, 5271348), (6, 3514232), (8, 2635674), (12, 1757116), (16, 1317837), (24, 878558), (48, 439279)]