21080494089

素因数分解:

$3^2\times {\mathrm{191}}^1\times {\mathrm{1021}}^1\times {\mathrm{12011}}^1$

素因数の和:13229

約数の個数: 24

約数和(自身を含む): 30641554944

約数和(自身を除く): 9561060855

約数列:

[1, 3, 9, 191, 573, 1021, 1719, 3063, 9189, 12011, 36033, 108099, 195011, 585033, 1755099, 2294101, 6882303, 12263231, 20646909, 36789693, 110369079, 2342277121, 7026831363, 21080494089]

約数ペア:

[(1, 21080494089), (3, 7026831363), (9, 2342277121), (191, 110369079), (573, 36789693), (1021, 20646909), (1719, 12263231), (3063, 6882303), (9189, 2294101), (12011, 1755099), (36033, 585033), (108099, 195011)]