16856

素因数分解:

$2^3\times 7^2\times {\mathrm{43}}^1$

素因数の和:63

約数の個数: 24

約数和(自身を含む): 37620

約数和(自身を除く): 20764

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 49, 56, 86, 98, 172, 196, 301, 344, 392, 602, 1204, 2107, 2408, 4214, 8428, 16856]

約数ペア:

[(1, 16856), (2, 8428), (4, 4214), (7, 2408), (8, 2107), (14, 1204), (28, 602), (43, 392), (49, 344), (56, 301), (86, 196), (98, 172)]