639244321

素因数分解:

${\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{316301}}^1$

素因数の和:316391

約数の個数: 8

約数和(自身を含む): 668029824

約数和(自身を除く): 28785503

約数列:

[1, 43, 47, 2021, 316301, 13600943, 14866147, 639244321]

約数ペア:

[(1, 639244321), (43, 14866147), (47, 13600943), (2021, 316301)]