21108184

素因数分解:

$2^3\times {\mathrm{43}}^2\times {\mathrm{1427}}^1$

素因数の和:1519

約数の個数: 24

約数和(自身を含む): 40548060

約数和(自身を除く): 19439876

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 1427, 1849, 2854, 3698, 5708, 7396, 11416, 14792, 61361, 122722, 245444, 490888, 2638523, 5277046, 10554092, 21108184]

約数ペア:

[(1, 21108184), (2, 10554092), (4, 5277046), (8, 2638523), (43, 490888), (86, 245444), (172, 122722), (344, 61361), (1427, 14792), (1849, 11416), (2854, 7396), (3698, 5708)]