21788897072

素因数分解:

$2^4\times {\mathrm{47303}}^1\times {\mathrm{28789}}^1$

素因数の和:76100

約数の個数: 20

約数和(自身を含む): 42218346960

約数和(自身を除く): 20429449888

約数列:

[1, 2, 4, 8, 16, 28789, 47303, 57578, 94606, 115156, 189212, 230312, 378424, 460624, 756848, 1361806067, 2723612134, 5447224268, 10894448536, 21788897072]

約数ペア:

[(1, 21788897072), (2, 10894448536), (4, 5447224268), (8, 2723612134), (16, 1361806067), (28789, 756848), (47303, 460624), (57578, 378424), (94606, 230312), (115156, 189212)]