21138060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{352301}}^1$

素因数の和:352313

約数の個数: 24

約数和(自身を含む): 59186736

約数和(自身を除く): 38048676

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 352301, 704602, 1056903, 1409204, 1761505, 2113806, 3523010, 4227612, 5284515, 7046020, 10569030, 21138060]

約数ペア:

[(1, 21138060), (2, 10569030), (3, 7046020), (4, 5284515), (5, 4227612), (6, 3523010), (10, 2113806), (12, 1761505), (15, 1409204), (20, 1056903), (30, 704602), (60, 352301)]