21556464

素因数分解:

$2^4\times 3^1\times {\mathrm{449093}}^1$

素因数の和:449104

約数の個数: 20

約数和(自身を含む): 55687656

約数和(自身を除く): 34131192

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 449093, 898186, 1347279, 1796372, 2694558, 3592744, 5389116, 7185488, 10778232, 21556464]

約数ペア:

[(1, 21556464), (2, 10778232), (3, 7185488), (4, 5389116), (6, 3592744), (8, 2694558), (12, 1796372), (16, 1347279), (24, 898186), (48, 449093)]