21082888

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{33359}}^1$

素因数の和:33444

約数の個数: 16

約数和(自身を含む): 40032000

約数和(自身を除く): 18949112

約数列:

[1, 2, 4, 8, 79, 158, 316, 632, 33359, 66718, 133436, 266872, 2635361, 5270722, 10541444, 21082888]

約数ペア:

[(1, 21082888), (2, 10541444), (4, 5270722), (8, 2635361), (79, 266872), (158, 133436), (316, 66718), (632, 33359)]