21224907

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{797}}^1$

素因数の和:1083

約数の個数: 24

約数和(自身を含む): 33611760

約数和(自身を除く): 12386853

約数列:

[1, 3, 9, 11, 33, 99, 269, 797, 807, 2391, 2421, 2959, 7173, 8767, 8877, 26301, 26631, 78903, 214393, 643179, 1929537, 2358323, 7074969, 21224907]

約数ペア:

[(1, 21224907), (3, 7074969), (9, 2358323), (11, 1929537), (33, 643179), (99, 214393), (269, 78903), (797, 26631), (807, 26301), (2391, 8877), (2421, 8767), (2959, 7173)]