21080494068

素因数分解:

$2^2\times 3^1\times {\mathrm{1756707839}}^1$

素因数の和:1756707846

約数の個数: 12

約数和(自身を含む): 49187819520

約数和(自身を除く): 28107325452

約数列:

[1, 2, 3, 4, 6, 12, 1756707839, 3513415678, 5270123517, 7026831356, 10540247034, 21080494068]

約数ペア:

[(1, 21080494068), (2, 10540247034), (3, 7026831356), (4, 5270123517), (6, 3513415678), (12, 1756707839)]