21093244

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{479}}^1$

素因数の和:693

約数の個数: 24

約数和(自身を含む): 37699200

約数和(自身を除く): 16605956

約数列:

[1, 2, 4, 101, 109, 202, 218, 404, 436, 479, 958, 1916, 11009, 22018, 44036, 48379, 52211, 96758, 104422, 193516, 208844, 5273311, 10546622, 21093244]

約数ペア:

[(1, 21093244), (2, 10546622), (4, 5273311), (101, 208844), (109, 193516), (202, 104422), (218, 96758), (404, 52211), (436, 48379), (479, 44036), (958, 22018), (1916, 11009)]