20219367

素因数分解:

$3^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{2287}}^1$

素因数の和:2718

約数の個数: 16

約数和(自身を含む): 30897152

約数和(自身を除く): 10677785

約数列:

[1, 3, 7, 21, 421, 1263, 2287, 2947, 6861, 8841, 16009, 48027, 962827, 2888481, 6739789, 20219367]

約数ペア:

[(1, 20219367), (3, 6739789), (7, 2888481), (21, 962827), (421, 48027), (1263, 16009), (2287, 8841), (2947, 6861)]