21129618

素因数分解:

$2^1\times 3^1\times {\mathrm{709}}^1\times {\mathrm{4967}}^1$

素因数の和:5681

約数の個数: 16

約数和(自身を含む): 42327360

約数和(自身を除く): 21197742

約数列:

[1, 2, 3, 6, 709, 1418, 2127, 4254, 4967, 9934, 14901, 29802, 3521603, 7043206, 10564809, 21129618]

約数ペア:

[(1, 21129618), (2, 10564809), (3, 7043206), (6, 3521603), (709, 29802), (1418, 14901), (2127, 9934), (4254, 4967)]