21824656

素因数分解:

$2^4\times 7^1\times {\mathrm{194863}}^1$

素因数の和:194878

約数の個数: 20

約数和(自身を含む): 48326272

約数和(自身を除く): 26501616

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 194863, 389726, 779452, 1364041, 1558904, 2728082, 3117808, 5456164, 10912328, 21824656]

約数ペア:

[(1, 21824656), (2, 10912328), (4, 5456164), (7, 3117808), (8, 2728082), (14, 1558904), (16, 1364041), (28, 779452), (56, 389726), (112, 194863)]