21860548

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{947}}^1$

素因数の和:1179

約数の個数: 24

約数和(自身を含む): 39816000

約数和(自身を除く): 17955452

約数列:

[1, 2, 4, 29, 58, 116, 199, 398, 796, 947, 1894, 3788, 5771, 11542, 23084, 27463, 54926, 109852, 188453, 376906, 753812, 5465137, 10930274, 21860548]

約数ペア:

[(1, 21860548), (2, 10930274), (4, 5465137), (29, 753812), (58, 376906), (116, 188453), (199, 109852), (398, 54926), (796, 27463), (947, 23084), (1894, 11542), (3788, 5771)]