21123030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{704101}}^1$

素因数の和:704111

約数の個数: 16

約数和(自身を含む): 50695344

約数和(自身を除く): 29572314

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 704101, 1408202, 2112303, 3520505, 4224606, 7041010, 10561515, 21123030]

約数ペア:

[(1, 21123030), (2, 10561515), (3, 7041010), (5, 4224606), (6, 3520505), (10, 2112303), (15, 1408202), (30, 704101)]