20854550073

素因数分解:

$3^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{3000223}}^1$

素因数の和:3000564

約数の個数: 16

約数和(自身を含む): 31874379776

約数和(自身を除く): 11019829703

約数列:

[1, 3, 7, 21, 331, 993, 2317, 6951, 3000223, 9000669, 21001561, 63004683, 993073813, 2979221439, 6951516691, 20854550073]

約数ペア:

[(1, 20854550073), (3, 6951516691), (7, 2979221439), (21, 993073813), (331, 63004683), (993, 21001561), (2317, 9000669), (6951, 3000223)]