21170584

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{36251}}^1$

素因数の和:36330

約数の個数: 16

約数和(自身を含む): 40239720

約数和(自身を除く): 19069136

約数列:

[1, 2, 4, 8, 73, 146, 292, 584, 36251, 72502, 145004, 290008, 2646323, 5292646, 10585292, 21170584]

約数ペア:

[(1, 21170584), (2, 10585292), (4, 5292646), (8, 2646323), (73, 290008), (146, 145004), (292, 72502), (584, 36251)]