21636008

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{1993}}^1$

素因数の和:2081

約数の個数: 32

約数和(自身を含む): 43070400

約数和(自身を除く): 21434392

約数列:

[1, 2, 4, 8, 23, 46, 59, 92, 118, 184, 236, 472, 1357, 1993, 2714, 3986, 5428, 7972, 10856, 15944, 45839, 91678, 117587, 183356, 235174, 366712, 470348, 940696, 2704501, 5409002, 10818004, 21636008]

約数ペア:

[(1, 21636008), (2, 10818004), (4, 5409002), (8, 2704501), (23, 940696), (46, 470348), (59, 366712), (92, 235174), (118, 183356), (184, 117587), (236, 91678), (472, 45839), (1357, 15944), (1993, 10856), (2714, 7972), (3986, 5428)]