21000201666

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{94595503}}^1$

素因数の和:94595545

約数の個数: 16

約数和(自身を含む): 43135549824

約数和(自身を除く): 22135348158

約数列:

[1, 2, 3, 6, 37, 74, 111, 222, 94595503, 189191006, 283786509, 567573018, 3500033611, 7000067222, 10500100833, 21000201666]

約数ペア:

[(1, 21000201666), (2, 10500100833), (3, 7000067222), (6, 3500033611), (37, 567573018), (74, 283786509), (111, 189191006), (222, 94595503)]