21136212

素因数分解:

$2^2\times 3^2\times {\mathrm{587117}}^1$

素因数の和:587127

約数の個数: 18

約数和(自身を含む): 53427738

約数和(自身を除く): 32291526

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 587117, 1174234, 1761351, 2348468, 3522702, 5284053, 7045404, 10568106, 21136212]

約数ペア:

[(1, 21136212), (2, 10568106), (3, 7045404), (4, 5284053), (6, 3522702), (9, 2348468), (12, 1761351), (18, 1174234), (36, 587117)]