2101575

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{4003}}^1$

素因数の和:4023

約数の個数: 24

約数和(自身を含む): 3971968

約数和(自身を除く): 1870393

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 4003, 12009, 20015, 28021, 60045, 84063, 100075, 140105, 300225, 420315, 700525, 2101575]

約数ペア:

[(1, 2101575), (3, 700525), (5, 420315), (7, 300225), (15, 140105), (21, 100075), (25, 84063), (35, 60045), (75, 28021), (105, 20015), (175, 12009), (525, 4003)]