2170100

素因数分解:

$2^2\times 5^2\times {\mathrm{21701}}^1$

素因数の和:21715

約数の個数: 18

約数和(自身を含む): 4709334

約数和(自身を除く): 2539234

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 21701, 43402, 86804, 108505, 217010, 434020, 542525, 1085050, 2170100]

約数ペア:

[(1, 2170100), (2, 1085050), (4, 542525), (5, 434020), (10, 217010), (20, 108505), (25, 86804), (50, 43402), (100, 21701)]