21146906

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{313}}^1$

素因数の和:446

約数の個数: 32

約数和(自身を含む): 36082368

約数和(自身を除く): 14935462

約数列:

[1, 2, 11, 22, 37, 74, 83, 166, 313, 407, 626, 814, 913, 1826, 3071, 3443, 6142, 6886, 11581, 23162, 25979, 33781, 51958, 67562, 127391, 254782, 285769, 571538, 961223, 1922446, 10573453, 21146906]

約数ペア:

[(1, 21146906), (2, 10573453), (11, 1922446), (22, 961223), (37, 571538), (74, 285769), (83, 254782), (166, 127391), (313, 67562), (407, 51958), (626, 33781), (814, 25979), (913, 23162), (1826, 11581), (3071, 6886), (3443, 6142)]