21430164

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{255121}}^1$

素因数の和:255135

約数の個数: 24

約数和(自身を含む): 57147328

約数和(自身を除く): 35717164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 255121, 510242, 765363, 1020484, 1530726, 1785847, 3061452, 3571694, 5357541, 7143388, 10715082, 21430164]

約数ペア:

[(1, 21430164), (2, 10715082), (3, 7143388), (4, 5357541), (6, 3571694), (7, 3061452), (12, 1785847), (14, 1530726), (21, 1020484), (28, 765363), (42, 510242), (84, 255121)]