21044372

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{4219}}^1$

素因数の和:4295

約数の個数: 24

約数和(自身を含む): 38992800

約数和(自身を除く): 17948428

約数列:

[1, 2, 4, 29, 43, 58, 86, 116, 172, 1247, 2494, 4219, 4988, 8438, 16876, 122351, 181417, 244702, 362834, 489404, 725668, 5261093, 10522186, 21044372]

約数ペア:

[(1, 21044372), (2, 10522186), (4, 5261093), (29, 725668), (43, 489404), (58, 362834), (86, 244702), (116, 181417), (172, 122351), (1247, 16876), (2494, 8438), (4219, 4988)]