21977673

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{443}}^1\times {\mathrm{719}}^1$

素因数の和:1188

約数の個数: 16

約数和(自身を含む): 30689280

約数和(自身を除く): 8711607

約数列:

[1, 3, 23, 69, 443, 719, 1329, 2157, 10189, 16537, 30567, 49611, 318517, 955551, 7325891, 21977673]

約数ペア:

[(1, 21977673), (3, 7325891), (23, 955551), (69, 318517), (443, 49611), (719, 30567), (1329, 16537), (2157, 10189)]