211542128

素因数分解:

$2^4\times 7^1\times {\mathrm{1888769}}^1$

素因数の和:1888784

約数の個数: 20

約数和(自身を含む): 468414960

約数和(自身を除く): 256872832

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1888769, 3777538, 7555076, 13221383, 15110152, 26442766, 30220304, 52885532, 105771064, 211542128]

約数ペア:

[(1, 211542128), (2, 105771064), (4, 52885532), (7, 30220304), (8, 26442766), (14, 15110152), (16, 13221383), (28, 7555076), (56, 3777538), (112, 1888769)]