21000886414096

素因数分解:

$2^4\times {\mathrm{1312555400881}}^1$

素因数の和:1312555400889

約数の個数: 10

約数和(自身を含む): 40689217427342

約数和(自身を除く): 19688331013246

約数列:

[1, 2, 4, 8, 16, 1312555400881, 2625110801762, 5250221603524, 10500443207048, 21000886414096]

約数ペア:

[(1, 21000886414096), (2, 10500443207048), (4, 5250221603524), (8, 2625110801762), (16, 1312555400881)]