2105523

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1759}}^1$

素因数の和:1791

約数の個数: 24

約数和(自身を含む): 3660800

約数和(自身を除く): 1555277

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 1759, 5277, 12313, 15831, 33421, 36939, 100263, 110817, 233947, 300789, 701841, 2105523]

約数ペア:

[(1, 2105523), (3, 701841), (7, 300789), (9, 233947), (19, 110817), (21, 100263), (57, 36939), (63, 33421), (133, 15831), (171, 12313), (399, 5277), (1197, 1759)]