21000948958

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{7817}}^1\times {\mathrm{122117}}^1$

素因数の和:129947

約数の個数: 16

約数和(自身を含む): 34369866864

約数和(自身を除く): 13368917906

約数列:

[1, 2, 11, 22, 7817, 15634, 85987, 122117, 171974, 244234, 1343287, 2686574, 954588589, 1909177178, 10500474479, 21000948958]

約数ペア:

[(1, 21000948958), (2, 10500474479), (11, 1909177178), (22, 954588589), (7817, 2686574), (15634, 1343287), (85987, 244234), (122117, 171974)]