4220041.00000000

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20731}}^1$

素因数の和:20772

約数の個数: 16

約数和(自身を含む): 21229568

約数和(自身を除く): 7733687

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 20731, 62193, 145117, 435351, 642661, 1927983, 4498627, 13495881]

約数ペア:

[(1, 13495881), (3, 4498627), (7, 1927983), (21, 642661), (31, 435351), (93, 145117), (217, 62193), (651, 20731)]