21000604401

素因数分解:

$3^4\times 7^1\times {\mathrm{37038103}}^1$

素因数の和:37038122

約数の個数: 20

約数和(自身を含む): 35852884672

約数和(自身を除く): 14852280271

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 37038103, 111114309, 259266721, 333342927, 777800163, 1000028781, 2333400489, 3000086343, 7000201467, 21000604401]

約数ペア:

[(1, 21000604401), (3, 7000201467), (7, 3000086343), (9, 2333400489), (21, 1000028781), (27, 777800163), (63, 333342927), (81, 259266721), (189, 111114309), (567, 37038103)]