21797528

素因数分解:

$2^3\times {\mathrm{1549}}^1\times {\mathrm{1759}}^1$

素因数の和:3314

約数の個数: 16

約数和(自身を含む): 40920000

約数和(自身を除く): 19122472

約数列:

[1, 2, 4, 8, 1549, 1759, 3098, 3518, 6196, 7036, 12392, 14072, 2724691, 5449382, 10898764, 21797528]

約数ペア:

[(1, 21797528), (2, 10898764), (4, 5449382), (8, 2724691), (1549, 14072), (1759, 12392), (3098, 7036), (3518, 6196)]