21105714

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{502517}}^1$

素因数の和:502529

約数の個数: 16

約数和(自身を含む): 48241728

約数和(自身を除く): 27136014

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 502517, 1005034, 1507551, 3015102, 3517619, 7035238, 10552857, 21105714]

約数ペア:

[(1, 21105714), (2, 10552857), (3, 7035238), (6, 3517619), (7, 3015102), (14, 1507551), (21, 1005034), (42, 502517)]