21831100

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{5077}}^1$

素因数の和:5134

約数の個数: 36

約数和(自身を含む): 48484744

約数和(自身を除く): 26653644

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 430, 860, 1075, 2150, 4300, 5077, 10154, 20308, 25385, 50770, 101540, 126925, 218311, 253850, 436622, 507700, 873244, 1091555, 2183110, 4366220, 5457775, 10915550, 21831100]

約数ペア:

[(1, 21831100), (2, 10915550), (4, 5457775), (5, 4366220), (10, 2183110), (20, 1091555), (25, 873244), (43, 507700), (50, 436622), (86, 253850), (100, 218311), (172, 126925), (215, 101540), (430, 50770), (860, 25385), (1075, 20308), (2150, 10154), (4300, 5077)]