2021090116

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{111269}}^1$

素因数の和:111531

約数の個数: 24

約数和(自身を含む): 3738672000

約数和(自身を除く): 1717581884

約数列:

[1, 2, 4, 19, 38, 76, 239, 478, 956, 4541, 9082, 18164, 111269, 222538, 445076, 2114111, 4228222, 8456444, 26593291, 53186582, 106373164, 505272529, 1010545058, 2021090116]

約数ペア:

[(1, 2021090116), (2, 1010545058), (4, 505272529), (19, 106373164), (38, 53186582), (76, 26593291), (239, 8456444), (478, 4228222), (956, 2114111), (4541, 445076), (9082, 222538), (18164, 111269)]