21079900935

素因数分解:

$3^2\times 5^1\times {\mathrm{468442243}}^1$

素因数の和:468442254

約数の個数: 12

約数和(自身を含む): 36538495032

約数和(自身を除く): 15458594097

約数列:

[1, 3, 5, 9, 15, 45, 468442243, 1405326729, 2342211215, 4215980187, 7026633645, 21079900935]

約数ペア:

[(1, 21079900935), (3, 7026633645), (5, 4215980187), (9, 2342211215), (15, 1405326729), (45, 468442243)]