21730093

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{6563}}^1$

素因数の和:6624

約数の個数: 16

約数和(自身を含む): 27726336

約数和(自身を除く): 5996243

約数列:

[1, 7, 11, 43, 77, 301, 473, 3311, 6563, 45941, 72193, 282209, 505351, 1975463, 3104299, 21730093]

約数ペア:

[(1, 21730093), (7, 3104299), (11, 1975463), (43, 505351), (77, 282209), (301, 72193), (473, 45941), (3311, 6563)]