21314396

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{1021}}^1$

素因数の和:1349

約数の個数: 24

約数和(自身を含む): 39661776

約数和(自身を除く): 18347380

約数列:

[1, 2, 4, 17, 34, 68, 307, 614, 1021, 1228, 2042, 4084, 5219, 10438, 17357, 20876, 34714, 69428, 313447, 626894, 1253788, 5328599, 10657198, 21314396]

約数ペア:

[(1, 21314396), (2, 10657198), (4, 5328599), (17, 1253788), (34, 626894), (68, 313447), (307, 69428), (614, 34714), (1021, 20876), (1228, 17357), (2042, 10438), (4084, 5219)]