2021206565

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{709}}^1\times {\mathrm{1733}}^1$

素因数の和:2501

約数の個数: 32

約数和(自身を含む): 2836546560

約数和(自身を除く): 815339995

約数列:

[1, 5, 7, 35, 47, 235, 329, 709, 1645, 1733, 3545, 4963, 8665, 12131, 24815, 33323, 60655, 81451, 166615, 233261, 407255, 570157, 1166305, 1228697, 2850785, 6143485, 8600879, 43004395, 57748759, 288743795, 404241313, 2021206565]

約数ペア:

[(1, 2021206565), (5, 404241313), (7, 288743795), (35, 57748759), (47, 43004395), (235, 8600879), (329, 6143485), (709, 2850785), (1645, 1228697), (1733, 1166305), (3545, 570157), (4963, 407255), (8665, 233261), (12131, 166615), (24815, 81451), (33323, 60655)]