20532021

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{2113}}^1$

素因数の和:2236

約数の個数: 16

約数和(自身を含む): 28412160

約数和(自身を除く): 7880139

約数列:

[1, 3, 41, 79, 123, 237, 2113, 3239, 6339, 9717, 86633, 166927, 259899, 500781, 6844007, 20532021]

約数ペア:

[(1, 20532021), (3, 6844007), (41, 500781), (79, 259899), (123, 166927), (237, 86633), (2113, 9717), (3239, 6339)]