21540604

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{12323}}^1$

素因数の和:12369

約数の個数: 24

約数和(自身を含む): 41408640

約数和(自身を除く): 19868036

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 437, 874, 1748, 12323, 24646, 49292, 234137, 283429, 468274, 566858, 936548, 1133716, 5385151, 10770302, 21540604]

約数ペア:

[(1, 21540604), (2, 10770302), (4, 5385151), (19, 1133716), (23, 936548), (38, 566858), (46, 468274), (76, 283429), (92, 234137), (437, 49292), (874, 24646), (1748, 12323)]