21021356

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{5573}}^1$

素因数の和:5641

約数の個数: 24

約数和(自身を含む): 39330144

約数和(自身を除く): 18308788

約数列:

[1, 2, 4, 23, 41, 46, 82, 92, 164, 943, 1886, 3772, 5573, 11146, 22292, 128179, 228493, 256358, 456986, 512716, 913972, 5255339, 10510678, 21021356]

約数ペア:

[(1, 21021356), (2, 10510678), (4, 5255339), (23, 913972), (41, 512716), (46, 456986), (82, 256358), (92, 228493), (164, 128179), (943, 22292), (1886, 11146), (3772, 5573)]