2021108103

素因数分解:

$3^2\times 7^1\times {\mathrm{6173}}^1\times {\mathrm{5197}}^1$

素因数の和:11383

約数の個数: 24

約数和(自身を含む): 3337615008

約数和(自身を除く): 1316506905

約数列:

[1, 3, 7, 9, 21, 63, 5197, 6173, 15591, 18519, 36379, 43211, 46773, 55557, 109137, 129633, 327411, 388899, 32081081, 96243243, 224567567, 288729729, 673702701, 2021108103]

約数ペア:

[(1, 2021108103), (3, 673702701), (7, 288729729), (9, 224567567), (21, 96243243), (63, 32081081), (5197, 388899), (6173, 327411), (15591, 129633), (18519, 109137), (36379, 55557), (43211, 46773)]