21035632

素因数分解:

$2^4\times {\mathrm{1009}}^1\times {\mathrm{1303}}^1$

素因数の和:2320

約数の個数: 20

約数和(自身を含む): 40828240

約数和(自身を除く): 19792608

約数列:

[1, 2, 4, 8, 16, 1009, 1303, 2018, 2606, 4036, 5212, 8072, 10424, 16144, 20848, 1314727, 2629454, 5258908, 10517816, 21035632]

約数ペア:

[(1, 21035632), (2, 10517816), (4, 5258908), (8, 2629454), (16, 1314727), (1009, 20848), (1303, 16144), (2018, 10424), (2606, 8072), (4036, 5212)]