2181407756

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{49577449}}^1$

素因数の和:49577464

約数の個数: 12

約数和(自身を含む): 4164505800

約数和(自身を除く): 1983098044

約数列:

[1, 2, 4, 11, 22, 44, 49577449, 99154898, 198309796, 545351939, 1090703878, 2181407756]

約数ペア:

[(1, 2181407756), (2, 1090703878), (4, 545351939), (11, 198309796), (22, 99154898), (44, 49577449)]