21911248

素因数分解:

$2^4\times {\mathrm{1051}}^1\times {\mathrm{1303}}^1$

素因数の和:2362

約数の個数: 20

約数和(自身を含む): 42526048

約数和(自身を除く): 20614800

約数列:

[1, 2, 4, 8, 16, 1051, 1303, 2102, 2606, 4204, 5212, 8408, 10424, 16816, 20848, 1369453, 2738906, 5477812, 10955624, 21911248]

約数ペア:

[(1, 21911248), (2, 10955624), (4, 5477812), (8, 2738906), (16, 1369453), (1051, 20848), (1303, 16816), (2102, 10424), (2606, 8408), (4204, 5212)]