21426468

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{255077}}^1$

素因数の和:255091

約数の個数: 24

約数和(自身を含む): 57137472

約数和(自身を除く): 35711004

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 255077, 510154, 765231, 1020308, 1530462, 1785539, 3060924, 3571078, 5356617, 7142156, 10713234, 21426468]

約数ペア:

[(1, 21426468), (2, 10713234), (3, 7142156), (4, 5356617), (6, 3571078), (7, 3060924), (12, 1785539), (14, 1530462), (21, 1020308), (28, 765231), (42, 510154), (84, 255077)]