16968021

素因数分解:

$3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{5351}}^1$

素因数の和:5512

約数の個数: 16

約数和(自身を含む): 26032128

約数和(自身を除く): 9064107

約数列:

[1, 3, 7, 21, 151, 453, 1057, 3171, 5351, 16053, 37457, 112371, 808001, 2424003, 5656007, 16968021]

約数ペア:

[(1, 16968021), (3, 5656007), (7, 2424003), (21, 808001), (151, 112371), (453, 37457), (1057, 16053), (3171, 5351)]