21767536

素因数分解:

$2^4\times 7^1\times {\mathrm{194353}}^1$

素因数の和:194368

約数の個数: 20

約数和(自身を含む): 48199792

約数和(自身を除く): 26432256

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 194353, 388706, 777412, 1360471, 1554824, 2720942, 3109648, 5441884, 10883768, 21767536]

約数ペア:

[(1, 21767536), (2, 10883768), (4, 5441884), (7, 3109648), (8, 2720942), (14, 1554824), (16, 1360471), (28, 777412), (56, 388706), (112, 194353)]