21080491932

素因数分解:

$2^2\times 3^1\times {\mathrm{1756707661}}^1$

素因数の和:1756707668

約数の個数: 12

約数和(自身を含む): 49187814536

約数和(自身を除く): 28107322604

約数列:

[1, 2, 3, 4, 6, 12, 1756707661, 3513415322, 5270122983, 7026830644, 10540245966, 21080491932]

約数ペア:

[(1, 21080491932), (2, 10540245966), (3, 7026830644), (4, 5270122983), (6, 3513415322), (12, 1756707661)]