21937993

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{6949}}^1$

素因数の和:7008

約数の個数: 16

約数和(自身を含む): 28022400

約数和(自身を除く): 6084407

約数列:

[1, 7, 11, 41, 77, 287, 451, 3157, 6949, 48643, 76439, 284909, 535073, 1994363, 3133999, 21937993]

約数ペア:

[(1, 21937993), (7, 3133999), (11, 1994363), (41, 535073), (77, 284909), (287, 76439), (451, 48643), (3157, 6949)]