21839824

素因数分解:

$2^4\times {\mathrm{149}}^1\times {\mathrm{9161}}^1$

素因数の和:9318

約数の個数: 20

約数和(自身を含む): 42603300

約数和(自身を除く): 20763476

約数列:

[1, 2, 4, 8, 16, 149, 298, 596, 1192, 2384, 9161, 18322, 36644, 73288, 146576, 1364989, 2729978, 5459956, 10919912, 21839824]

約数ペア:

[(1, 21839824), (2, 10919912), (4, 5459956), (8, 2729978), (16, 1364989), (149, 146576), (298, 73288), (596, 36644), (1192, 18322), (2384, 9161)]