21127034

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1\times {\mathrm{487}}^1$

素因数の和:797

約数の個数: 16

約数和(自身を含む): 32208000

約数和(自身を除く): 11080966

約数列:

[1, 2, 109, 199, 218, 398, 487, 974, 21691, 43382, 53083, 96913, 106166, 193826, 10563517, 21127034]

約数ペア:

[(1, 21127034), (2, 10563517), (109, 193826), (199, 106166), (218, 96913), (398, 53083), (487, 43382), (974, 21691)]