8021997

素因数分解:

$3^4\times {\mathrm{97}}^1\times {\mathrm{1021}}^1$

素因数の和:1130

約数の個数: 20

約数和(自身を含む): 12118876

約数和(自身を除く): 4096879

約数列:

[1, 3, 9, 27, 81, 97, 291, 873, 1021, 2619, 3063, 7857, 9189, 27567, 82701, 99037, 297111, 891333, 2673999, 8021997]

約数ペア:

[(1, 8021997), (3, 2673999), (9, 891333), (27, 297111), (81, 99037), (97, 82701), (291, 27567), (873, 9189), (1021, 7857), (2619, 3063)]