2109365721

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{1709}}^1\times {\mathrm{4729}}^1$

素因数の和:6473

約数の個数: 24

約数和(自身を含む): 3154437000

約数和(自身を除く): 1045071279

約数列:

[1, 3, 9, 29, 87, 261, 1709, 4729, 5127, 14187, 15381, 42561, 49561, 137141, 148683, 411423, 446049, 1234269, 8081861, 24245583, 72736749, 234373969, 703121907, 2109365721]

約数ペア:

[(1, 2109365721), (3, 703121907), (9, 234373969), (29, 72736749), (87, 24245583), (261, 8081861), (1709, 1234269), (4729, 446049), (5127, 411423), (14187, 148683), (15381, 137141), (42561, 49561)]