21071795

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{1889}}^1$

素因数の和:2014

約数の個数: 16

約数和(自身を含む): 26671680

約数和(自身を除く): 5599885

約数列:

[1, 5, 23, 97, 115, 485, 1889, 2231, 9445, 11155, 43447, 183233, 217235, 916165, 4214359, 21071795]

約数ペア:

[(1, 21071795), (5, 4214359), (23, 916165), (97, 217235), (115, 183233), (485, 43447), (1889, 11155), (2231, 9445)]