21268214

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{5009}}^1$

素因数の和:5215

約数の個数: 16

約数和(自身を含む): 34989840

約数和(自身を除く): 13721626

約数列:

[1, 2, 11, 22, 193, 386, 2123, 4246, 5009, 10018, 55099, 110198, 966737, 1933474, 10634107, 21268214]

約数ペア:

[(1, 21268214), (2, 10634107), (11, 1933474), (22, 966737), (193, 110198), (386, 55099), (2123, 10018), (4246, 5009)]