2108287100

素因数分解:

$2^2\times 5^2\times {\mathrm{21082871}}^1$

素因数の和:21082885

約数の個数: 18

約数和(自身を含む): 4574983224

約数和(自身を除く): 2466696124

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 21082871, 42165742, 84331484, 105414355, 210828710, 421657420, 527071775, 1054143550, 2108287100]

約数ペア:

[(1, 2108287100), (2, 1054143550), (4, 527071775), (5, 421657420), (10, 210828710), (20, 105414355), (25, 84331484), (50, 42165742), (100, 21082871)]