21039474

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1\times {\mathrm{263}}^1$

素因数の和:534

約数の個数: 32

約数和(自身を含む): 43084800

約数和(自身を除く): 22045326

約数列:

[1, 2, 3, 6, 67, 134, 199, 201, 263, 398, 402, 526, 597, 789, 1194, 1578, 13333, 17621, 26666, 35242, 39999, 52337, 52863, 79998, 104674, 105726, 157011, 314022, 3506579, 7013158, 10519737, 21039474]

約数ペア:

[(1, 21039474), (2, 10519737), (3, 7013158), (6, 3506579), (67, 314022), (134, 157011), (199, 105726), (201, 104674), (263, 79998), (398, 52863), (402, 52337), (526, 39999), (597, 35242), (789, 26666), (1194, 17621), (1578, 13333)]