2138859

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{2141}}^1$

素因数の和:2187

約数の個数: 16

約数和(自身を含む): 3255840

約数和(自身を除く): 1116981

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 2141, 6423, 19269, 57807, 79217, 237651, 712953, 2138859]

約数ペア:

[(1, 2138859), (3, 712953), (9, 237651), (27, 79217), (37, 57807), (111, 19269), (333, 6423), (999, 2141)]