213399100

素因数分解:

$2^2\times 5^2\times {\mathrm{2133991}}^1$

素因数の和:2134005

約数の個数: 18

約数和(自身を含む): 463076264

約数和(自身を除く): 249677164

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 2133991, 4267982, 8535964, 10669955, 21339910, 42679820, 53349775, 106699550, 213399100]

約数ペア:

[(1, 213399100), (2, 106699550), (4, 53349775), (5, 42679820), (10, 21339910), (20, 10669955), (25, 8535964), (50, 4267982), (100, 2133991)]