21909330

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{243437}}^1$

素因数の和:243450

約数の個数: 24

約数和(自身を含む): 56964492

約数和(自身を除く): 35055162

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 243437, 486874, 730311, 1217185, 1460622, 2190933, 2434370, 3651555, 4381866, 7303110, 10954665, 21909330]

約数ペア:

[(1, 21909330), (2, 10954665), (3, 7303110), (5, 4381866), (6, 3651555), (9, 2434370), (10, 2190933), (15, 1460622), (18, 1217185), (30, 730311), (45, 486874), (90, 243437)]