21796026

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{518953}}^1$

素因数の和:518965

約数の個数: 16

約数和(自身を含む): 49819584

約数和(自身を除く): 28023558

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 518953, 1037906, 1556859, 3113718, 3632671, 7265342, 10898013, 21796026]

約数ペア:

[(1, 21796026), (2, 10898013), (3, 7265342), (6, 3632671), (7, 3113718), (14, 1556859), (21, 1037906), (42, 518953)]