20971065

素因数分解:

$3^1\times 5^1\times {\mathrm{577}}^1\times {\mathrm{2423}}^1$

素因数の和:3008

約数の個数: 16

約数和(自身を含む): 33625728

約数和(自身を除く): 12654663

約数列:

[1, 3, 5, 15, 577, 1731, 2423, 2885, 7269, 8655, 12115, 36345, 1398071, 4194213, 6990355, 20971065]

約数ペア:

[(1, 20971065), (3, 6990355), (5, 4194213), (15, 1398071), (577, 36345), (1731, 12115), (2423, 8655), (2885, 7269)]