21788912

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{59209}}^1$

素因数の和:59240

約数の個数: 20

約数和(自身を含む): 44052240

約数和(自身を除く): 22263328

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 59209, 118418, 236836, 473672, 947344, 1361807, 2723614, 5447228, 10894456, 21788912]

約数ペア:

[(1, 21788912), (2, 10894456), (4, 5447228), (8, 2723614), (16, 1361807), (23, 947344), (46, 473672), (92, 236836), (184, 118418), (368, 59209)]