21710337

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{12413}}^1$

素因数の和:12480

約数の個数: 16

約数和(自身を含む): 32177088

約数和(自身を除く): 10466751

約数列:

[1, 3, 11, 33, 53, 159, 583, 1749, 12413, 37239, 136543, 409629, 657889, 1973667, 7236779, 21710337]

約数ペア:

[(1, 21710337), (3, 7236779), (11, 1973667), (33, 657889), (53, 409629), (159, 136543), (583, 37239), (1749, 12413)]