21034072

素因数分解:

$2^3\times {\mathrm{919}}^1\times {\mathrm{2861}}^1$

素因数の和:3786

約数の個数: 16

約数和(自身を含む): 39495600

約数和(自身を除く): 18461528

約数列:

[1, 2, 4, 8, 919, 1838, 2861, 3676, 5722, 7352, 11444, 22888, 2629259, 5258518, 10517036, 21034072]

約数ペア:

[(1, 21034072), (2, 10517036), (4, 5258518), (8, 2629259), (919, 22888), (1838, 11444), (2861, 7352), (3676, 5722)]