21544548

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^2\times {\mathrm{971}}^1$

素因数の和:1064

約数の個数: 36

約数和(自身を含む): 51519888

約数和(自身を除く): 29975340

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 971, 1849, 1942, 2913, 3698, 3884, 5547, 5826, 7396, 11094, 11652, 22188, 41753, 83506, 125259, 167012, 250518, 501036, 1795379, 3590758, 5386137, 7181516, 10772274, 21544548]

約数ペア:

[(1, 21544548), (2, 10772274), (3, 7181516), (4, 5386137), (6, 3590758), (12, 1795379), (43, 501036), (86, 250518), (129, 167012), (172, 125259), (258, 83506), (516, 41753), (971, 22188), (1849, 11652), (1942, 11094), (2913, 7396), (3698, 5826), (3884, 5547)]