21890032414

素因数分解:

$2^1\times {\mathrm{1663}}^1\times {\mathrm{2069}}^1\times {\mathrm{3181}}^1$

素因数の和:6915

約数の個数: 16

約数和(自身を含む): 32881006080

約数和(自身を除く): 10990973666

約数列:

[1, 2, 1663, 2069, 3181, 3326, 4138, 6362, 3440747, 5290003, 6581489, 6881494, 10580006, 13162978, 10945016207, 21890032414]

約数ペア:

[(1, 21890032414), (2, 10945016207), (1663, 13162978), (2069, 10580006), (3181, 6881494), (3326, 6581489), (4138, 5290003), (6362, 3440747)]