21743470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2903}}^1$

素因数の和:3024

約数の個数: 32

約数和(自身を含む): 45163008

約数和(自身を除く): 23419538

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 107, 214, 535, 749, 1070, 1498, 2903, 3745, 5806, 7490, 14515, 20321, 29030, 40642, 101605, 203210, 310621, 621242, 1553105, 2174347, 3106210, 4348694, 10871735, 21743470]

約数ペア:

[(1, 21743470), (2, 10871735), (5, 4348694), (7, 3106210), (10, 2174347), (14, 1553105), (35, 621242), (70, 310621), (107, 203210), (214, 101605), (535, 40642), (749, 29030), (1070, 20321), (1498, 14515), (2903, 7490), (3745, 5806)]