11721339

素因数分解:

$3^2\times 7^3\times {\mathrm{3797}}^1$

素因数の和:3824

約数の個数: 24

約数和(自身を含む): 19749600

約数和(自身を除く): 8028261

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 3797, 11391, 26579, 34173, 79737, 186053, 239211, 558159, 1302371, 1674477, 3907113, 11721339]

約数ペア:

[(1, 11721339), (3, 3907113), (7, 1674477), (9, 1302371), (21, 558159), (49, 239211), (63, 186053), (147, 79737), (343, 34173), (441, 26579), (1029, 11391), (3087, 3797)]