21049696

素因数分解:

$2^5\times {\mathrm{73}}^1\times {\mathrm{9011}}^1$

素因数の和:9094

約数の個数: 24

約数和(自身を含む): 42013944

約数和(自身を除く): 20964248

約数列:

[1, 2, 4, 8, 16, 32, 73, 146, 292, 584, 1168, 2336, 9011, 18022, 36044, 72088, 144176, 288352, 657803, 1315606, 2631212, 5262424, 10524848, 21049696]

約数ペア:

[(1, 21049696), (2, 10524848), (4, 5262424), (8, 2631212), (16, 1315606), (32, 657803), (73, 288352), (146, 144176), (292, 72088), (584, 36044), (1168, 18022), (2336, 9011)]