2021187171

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{313}}^1\times {\mathrm{2389}}^1$

素因数の和:2775

約数の個数: 32

約数和(自身を含む): 2917788480

約数和(自身を除く): 896601309

約数列:

[1, 3, 17, 51, 53, 159, 313, 901, 939, 2389, 2703, 5321, 7167, 15963, 16589, 40613, 49767, 121839, 126617, 282013, 379851, 747757, 846039, 2152489, 2243271, 6457467, 12711869, 38135607, 39631121, 118893363, 673729057, 2021187171]

約数ペア:

[(1, 2021187171), (3, 673729057), (17, 118893363), (51, 39631121), (53, 38135607), (159, 12711869), (313, 6457467), (901, 2243271), (939, 2152489), (2389, 846039), (2703, 747757), (5321, 379851), (7167, 282013), (15963, 126617), (16589, 121839), (40613, 49767)]