21087702

素因数分解:

$2^1\times 3^4\times {\mathrm{130171}}^1$

素因数の和:130185

約数の個数: 20

約数和(自身を含む): 47252436

約数和(自身を除く): 26164734

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 130171, 260342, 390513, 781026, 1171539, 2343078, 3514617, 7029234, 10543851, 21087702]

約数ペア:

[(1, 21087702), (2, 10543851), (3, 7029234), (6, 3514617), (9, 2343078), (18, 1171539), (27, 781026), (54, 390513), (81, 260342), (162, 130171)]