21965604

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{42569}}^1$

素因数の和:42619

約数の個数: 24

約数和(自身を含む): 52446240

約数和(自身を除く): 30480636

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 42569, 85138, 127707, 170276, 255414, 510828, 1830467, 3660934, 5491401, 7321868, 10982802, 21965604]

約数ペア:

[(1, 21965604), (2, 10982802), (3, 7321868), (4, 5491401), (6, 3660934), (12, 1830467), (43, 510828), (86, 255414), (129, 170276), (172, 127707), (258, 85138), (516, 42569)]