2018457021

素因数分解:

$3^1\times 7^1\times {\mathrm{571}}^1\times {\mathrm{168331}}^1$

素因数の和:168912

約数の個数: 16

約数和(自身を含む): 3081148928

約数和(自身を除く): 1062691907

約数列:

[1, 3, 7, 21, 571, 1713, 3997, 11991, 168331, 504993, 1178317, 3534951, 96117001, 288351003, 672819007, 2018457021]

約数ペア:

[(1, 2018457021), (3, 672819007), (7, 288351003), (21, 96117001), (571, 3534951), (1713, 1178317), (3997, 504993), (11991, 168331)]