21466976

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{15601}}^1$

素因数の和:15654

約数の個数: 24

約数和(自身を含む): 43248744

約数和(自身を除く): 21781768

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 688, 1376, 15601, 31202, 62404, 124808, 249616, 499232, 670843, 1341686, 2683372, 5366744, 10733488, 21466976]

約数ペア:

[(1, 21466976), (2, 10733488), (4, 5366744), (8, 2683372), (16, 1341686), (32, 670843), (43, 499232), (86, 249616), (172, 124808), (344, 62404), (688, 31202), (1376, 15601)]