21767031

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{1301}}^1$

素因数の和:1344

約数の個数: 36

約数和(自身を含む): 37169496

約数和(自身を除く): 15402465

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 169, 429, 507, 1287, 1301, 1521, 1859, 3903, 5577, 11709, 14311, 16731, 16913, 42933, 50739, 128799, 152217, 186043, 219869, 558129, 659607, 1674387, 1978821, 2418559, 7255677, 21767031]

約数ペア:

[(1, 21767031), (3, 7255677), (9, 2418559), (11, 1978821), (13, 1674387), (33, 659607), (39, 558129), (99, 219869), (117, 186043), (143, 152217), (169, 128799), (429, 50739), (507, 42933), (1287, 16913), (1301, 16731), (1521, 14311), (1859, 11709), (3903, 5577)]