21424953

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{1669}}^1$

素因数の和:2072

約数の個数: 16

約数和(自身を含む): 31262400

約数和(自身を除く): 9837447

約数列:

[1, 3, 11, 33, 389, 1167, 1669, 4279, 5007, 12837, 18359, 55077, 649241, 1947723, 7141651, 21424953]

約数ペア:

[(1, 21424953), (3, 7141651), (11, 1947723), (33, 649241), (389, 55077), (1167, 18359), (1669, 12837), (4279, 5007)]