21037020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{350617}}^1$

素因数の和:350629

約数の個数: 24

約数和(自身を含む): 58903824

約数和(自身を除く): 37866804

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 350617, 701234, 1051851, 1402468, 1753085, 2103702, 3506170, 4207404, 5259255, 7012340, 10518510, 21037020]

約数ペア:

[(1, 21037020), (2, 10518510), (3, 7012340), (4, 5259255), (5, 4207404), (6, 3506170), (10, 2103702), (12, 1753085), (15, 1402468), (20, 1051851), (30, 701234), (60, 350617)]