21970748

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{5119}}^1$

素因数の和:5189

約数の個数: 24

約数和(自身を含む): 40857600

約数和(自身を除く): 18886852

約数列:

[1, 2, 4, 29, 37, 58, 74, 116, 148, 1073, 2146, 4292, 5119, 10238, 20476, 148451, 189403, 296902, 378806, 593804, 757612, 5492687, 10985374, 21970748]

約数ペア:

[(1, 21970748), (2, 10985374), (4, 5492687), (29, 757612), (37, 593804), (58, 378806), (74, 296902), (116, 189403), (148, 148451), (1073, 20476), (2146, 10238), (4292, 5119)]