2856021

素因数分解:

$3^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{443}}^1$

素因数の和:760

約数の個数: 16

約数和(自身を含む): 4376064

約数和(自身を除く): 1520043

約数列:

[1, 3, 7, 21, 307, 443, 921, 1329, 2149, 3101, 6447, 9303, 136001, 408003, 952007, 2856021]

約数ペア:

[(1, 2856021), (3, 952007), (7, 408003), (21, 136001), (307, 9303), (443, 6447), (921, 3101), (1329, 2149)]