21802827

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{10193}}^1$

素因数の和:10250

約数の個数: 16

約数和(自身を含む): 31315968

約数和(自身を除く): 9513141

約数列:

[1, 3, 23, 31, 69, 93, 713, 2139, 10193, 30579, 234439, 315983, 703317, 947949, 7267609, 21802827]

約数ペア:

[(1, 21802827), (3, 7267609), (23, 947949), (31, 703317), (69, 315983), (93, 234439), (713, 30579), (2139, 10193)]