7021287

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8573}}^1$

素因数の和:8599

約数の個数: 24

約数和(自身を含む): 12483744

約数和(自身を除く): 5462457

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 8573, 25719, 60011, 77157, 111449, 180033, 334347, 540099, 780143, 1003041, 2340429, 7021287]

約数ペア:

[(1, 7021287), (3, 2340429), (7, 1003041), (9, 780143), (13, 540099), (21, 334347), (39, 180033), (63, 111449), (91, 77157), (117, 60011), (273, 25719), (819, 8573)]