21030618

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{500729}}^1$

素因数の和:500741

約数の個数: 16

約数和(自身を含む): 48070080

約数和(自身を除く): 27039462

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 500729, 1001458, 1502187, 3004374, 3505103, 7010206, 10515309, 21030618]

約数ペア:

[(1, 21030618), (2, 10515309), (3, 7010206), (6, 3505103), (7, 3004374), (14, 1502187), (21, 1001458), (42, 500729)]