21851551187

素因数分解:

${\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1\times {\mathrm{42071}}^1$

素因数の和:42418

約数の個数: 16

約数和(自身を含む): 22924864512

約数和(自身を除く): 1073313325

約数列:

[1, 43, 47, 257, 2021, 11051, 12079, 42071, 519397, 1809053, 1977337, 10812247, 85025491, 464926621, 508175609, 21851551187]

約数ペア:

[(1, 21851551187), (43, 508175609), (47, 464926621), (257, 85025491), (2021, 10812247), (11051, 1977337), (12079, 1809053), (42071, 519397)]