21801738

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{519089}}^1$

素因数の和:519101

約数の個数: 16

約数和(自身を含む): 49832640

約数和(自身を除く): 28030902

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 519089, 1038178, 1557267, 3114534, 3633623, 7267246, 10900869, 21801738]

約数ペア:

[(1, 21801738), (2, 10900869), (3, 7267246), (6, 3633623), (7, 3114534), (14, 1557267), (21, 1038178), (42, 519089)]