21341168

素因数分解:

$2^4\times {\mathrm{193}}^1\times {\mathrm{6911}}^1$

素因数の和:7112

約数の個数: 20

約数和(自身を含む): 41568768

約数和(自身を除く): 20227600

約数列:

[1, 2, 4, 8, 16, 193, 386, 772, 1544, 3088, 6911, 13822, 27644, 55288, 110576, 1333823, 2667646, 5335292, 10670584, 21341168]

約数ペア:

[(1, 21341168), (2, 10670584), (4, 5335292), (8, 2667646), (16, 1333823), (193, 110576), (386, 55288), (772, 27644), (1544, 13822), (3088, 6911)]