2160333

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{647}}^1$

素因数の和:713

約数の個数: 24

約数和(自身を含む): 3639168

約数和(自身を除く): 1478835

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 371, 477, 647, 1113, 1941, 3339, 4529, 5823, 13587, 34291, 40761, 102873, 240037, 308619, 720111, 2160333]

約数ペア:

[(1, 2160333), (3, 720111), (7, 308619), (9, 240037), (21, 102873), (53, 40761), (63, 34291), (159, 13587), (371, 5823), (477, 4529), (647, 3339), (1113, 1941)]