20216889

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29173}}^1$

素因数の和:29197

約数の個数: 24

約数和(自身を含む): 36409152

約数和(自身を除く): 16192263

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 29173, 87519, 204211, 262557, 320903, 612633, 962709, 1837899, 2246321, 2888127, 6738963, 20216889]

約数ペア:

[(1, 20216889), (3, 6738963), (7, 2888127), (9, 2246321), (11, 1837899), (21, 962709), (33, 612633), (63, 320903), (77, 262557), (99, 204211), (231, 87519), (693, 29173)]