21137100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{70457}}^1$

素因数の和:70474

約数の個数: 36

約数和(自身を含む): 61157544

約数和(自身を除く): 40020444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 70457, 140914, 211371, 281828, 352285, 422742, 704570, 845484, 1056855, 1409140, 1761425, 2113710, 3522850, 4227420, 5284275, 7045700, 10568550, 21137100]

約数ペア:

[(1, 21137100), (2, 10568550), (3, 7045700), (4, 5284275), (5, 4227420), (6, 3522850), (10, 2113710), (12, 1761425), (15, 1409140), (20, 1056855), (25, 845484), (30, 704570), (50, 422742), (60, 352285), (75, 281828), (100, 211371), (150, 140914), (300, 70457)]