21610479

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{1609}}^1$

素因数の和:1671

約数の個数: 24

約数和(自身を含む): 32547760

約数和(自身を除く): 10937281

約数列:

[1, 3, 11, 33, 37, 111, 121, 363, 407, 1221, 1609, 4477, 4827, 13431, 17699, 53097, 59533, 178599, 194689, 584067, 654863, 1964589, 7203493, 21610479]

約数ペア:

[(1, 21610479), (3, 7203493), (11, 1964589), (33, 654863), (37, 584067), (111, 194689), (121, 178599), (363, 59533), (407, 53097), (1221, 17699), (1609, 13431), (4477, 4827)]