21929402

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{5009}}^1$

素因数の和:5221

約数の個数: 16

約数和(自身を含む): 36072000

約数和(自身を除く): 14142598

約数列:

[1, 2, 11, 22, 199, 398, 2189, 4378, 5009, 10018, 55099, 110198, 996791, 1993582, 10964701, 21929402]

約数ペア:

[(1, 21929402), (2, 10964701), (11, 1993582), (22, 996791), (199, 110198), (398, 55099), (2189, 10018), (4378, 5009)]