2100026900

素因数分解:

$2^2\times 5^2\times {\mathrm{21000269}}^1$

素因数の和:21000283

約数の個数: 18

約数和(自身を含む): 4557058590

約数和(自身を除く): 2457031690

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 21000269, 42000538, 84001076, 105001345, 210002690, 420005380, 525006725, 1050013450, 2100026900]

約数ペア:

[(1, 2100026900), (2, 1050013450), (4, 525006725), (5, 420005380), (10, 210002690), (20, 105001345), (25, 84001076), (50, 42000538), (100, 21000269)]