26690979

素因数分解:

$3^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{3019}}^1$

素因数の和:3450

約数の個数: 16

約数和(自身を含む): 40782080

約数和(自身を除く): 14091101

約数列:

[1, 3, 7, 21, 421, 1263, 2947, 3019, 8841, 9057, 21133, 63399, 1270999, 3812997, 8896993, 26690979]

約数ペア:

[(1, 26690979), (3, 8896993), (7, 3812997), (21, 1270999), (421, 63399), (1263, 21133), (2947, 9057), (3019, 8841)]