21809354607

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{1297}}^1\times {\mathrm{81233}}^1$

素因数の和:82559

約数の個数: 24

約数和(自身を含む): 32897820384

約数和(自身を除く): 11088465777

約数列:

[1, 3, 9, 23, 69, 207, 1297, 3891, 11673, 29831, 81233, 89493, 243699, 268479, 731097, 1868359, 5605077, 16815231, 105359201, 316077603, 948232809, 2423261623, 7269784869, 21809354607]

約数ペア:

[(1, 21809354607), (3, 7269784869), (9, 2423261623), (23, 948232809), (69, 316077603), (207, 105359201), (1297, 16815231), (3891, 5605077), (11673, 1868359), (29831, 731097), (81233, 268479), (89493, 243699)]