21116396654

素因数分解:

$2^1\times {\mathrm{199}}^1\times {\mathrm{1019}}^1\times {\mathrm{52067}}^1$

素因数の和:53287

約数の個数: 16

約数和(自身を含む): 31865616000

約数和(自身を除く): 10749219346

約数列:

[1, 2, 199, 398, 1019, 2038, 52067, 104134, 202781, 405562, 10361333, 20722666, 53056273, 106112546, 10558198327, 21116396654]

約数ペア:

[(1, 21116396654), (2, 10558198327), (199, 106112546), (398, 53056273), (1019, 20722666), (2038, 10361333), (52067, 405562), (104134, 202781)]