21236325

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{25741}}^1$

素因数の和:25765

約数の個数: 24

約数和(自身を含む): 38304096

約数和(自身を除く): 17067771

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 275, 825, 25741, 77223, 128705, 283151, 386115, 643525, 849453, 1415755, 1930575, 4247265, 7078775, 21236325]

約数ペア:

[(1, 21236325), (3, 7078775), (5, 4247265), (11, 1930575), (15, 1415755), (25, 849453), (33, 643525), (55, 386115), (75, 283151), (165, 128705), (275, 77223), (825, 25741)]