21894344

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{463}}^1$

素因数の和:749

約数の個数: 32

約数和(自身を含む): 43096320

約数和(自身を除く): 21201976

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 257, 463, 514, 926, 1028, 1852, 2056, 3704, 5911, 10649, 11822, 21298, 23644, 42596, 47288, 85192, 118991, 237982, 475964, 951928, 2736793, 5473586, 10947172, 21894344]

約数ペア:

[(1, 21894344), (2, 10947172), (4, 5473586), (8, 2736793), (23, 951928), (46, 475964), (92, 237982), (184, 118991), (257, 85192), (463, 47288), (514, 42596), (926, 23644), (1028, 21298), (1852, 11822), (2056, 10649), (3704, 5911)]