21675093

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{29}}^2\times {\mathrm{71}}^1$

素因数の和:154

約数の個数: 36

約数和(自身を含む): 33362784

約数和(自身を除く): 11687691

約数列:

[1, 3, 11, 29, 33, 71, 87, 121, 213, 319, 363, 781, 841, 957, 2059, 2343, 2523, 3509, 6177, 8591, 9251, 10527, 22649, 25773, 27753, 59711, 67947, 101761, 179133, 249139, 305283, 656821, 747417, 1970463, 7225031, 21675093]

約数ペア:

[(1, 21675093), (3, 7225031), (11, 1970463), (29, 747417), (33, 656821), (71, 305283), (87, 249139), (121, 179133), (213, 101761), (319, 67947), (363, 59711), (781, 27753), (841, 25773), (957, 22649), (2059, 10527), (2343, 9251), (2523, 8591), (3509, 6177)]