2016981

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{673}}^1$

素因数の和:722

約数の個数: 20

約数和(自身を含む): 3099052

約数和(自身を除く): 1082071

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 673, 999, 2019, 2997, 6057, 18171, 24901, 54513, 74703, 224109, 672327, 2016981]

約数ペア:

[(1, 2016981), (3, 672327), (9, 224109), (27, 74703), (37, 54513), (81, 24901), (111, 18171), (333, 6057), (673, 2997), (999, 2019)]