22191351

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2803}}^1$

素因数の和:2855

約数の個数: 32

約数和(自身を含む): 37685760

約数和(自身を除く): 15494409

約数列:

[1, 3, 7, 13, 21, 29, 39, 87, 91, 203, 273, 377, 609, 1131, 2639, 2803, 7917, 8409, 19621, 36439, 58863, 81287, 109317, 243861, 255073, 569009, 765219, 1056731, 1707027, 3170193, 7397117, 22191351]

約数ペア:

[(1, 22191351), (3, 7397117), (7, 3170193), (13, 1707027), (21, 1056731), (29, 765219), (39, 569009), (87, 255073), (91, 243861), (203, 109317), (273, 81287), (377, 58863), (609, 36439), (1131, 19621), (2639, 8409), (2803, 7917)]