21639013

素因数分解:

${\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1\times {\mathrm{173}}^1$

素因数の和:404

約数の個数: 16

約数和(自身を含む): 24204096

約数和(自身を除く): 2565083

約数列:

[1, 11, 83, 137, 173, 913, 1507, 1903, 11371, 14359, 23701, 125081, 157949, 260711, 1967183, 21639013]

約数ペア:

[(1, 21639013), (11, 1967183), (83, 260711), (137, 157949), (173, 125081), (913, 23701), (1507, 14359), (1903, 11371)]