2121687

素因数分解:

$3^3\times {\mathrm{179}}^1\times {\mathrm{439}}^1$

素因数の和:627

約数の個数: 16

約数和(自身を含む): 3168000

約数和(自身を除く): 1046313

約数列:

[1, 3, 9, 27, 179, 439, 537, 1317, 1611, 3951, 4833, 11853, 78581, 235743, 707229, 2121687]

約数ペア:

[(1, 2121687), (3, 707229), (9, 235743), (27, 78581), (179, 11853), (439, 4833), (537, 3951), (1317, 1611)]