21488576

素因数分解:

$2^6\times {\mathrm{71}}^1\times {\mathrm{4729}}^1$

素因数の和:4812

約数の個数: 28

約数和(自身を含む): 43251120

約数和(自身を除く): 21762544

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 142, 284, 568, 1136, 2272, 4544, 4729, 9458, 18916, 37832, 75664, 151328, 302656, 335759, 671518, 1343036, 2686072, 5372144, 10744288, 21488576]

約数ペア:

[(1, 21488576), (2, 10744288), (4, 5372144), (8, 2686072), (16, 1343036), (32, 671518), (64, 335759), (71, 302656), (142, 151328), (284, 75664), (568, 37832), (1136, 18916), (2272, 9458), (4544, 4729)]