21006426

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{500153}}^1$

素因数の和:500165

約数の個数: 16

約数和(自身を含む): 48014784

約数和(自身を除く): 27008358

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 500153, 1000306, 1500459, 3000918, 3501071, 7002142, 10503213, 21006426]

約数ペア:

[(1, 21006426), (2, 10503213), (3, 7002142), (6, 3501071), (7, 3000918), (14, 1500459), (21, 1000306), (42, 500153)]