2021025748

素因数分解:

$2^2\times 7^1\times {\mathrm{193}}^1\times {\mathrm{373987}}^1$

素因数の和:374191

約数の個数: 24

約数和(自身を含む): 4063005632

約数和(自身を除く): 2041979884

約数列:

[1, 2, 4, 7, 14, 28, 193, 386, 772, 1351, 2702, 5404, 373987, 747974, 1495948, 2617909, 5235818, 10471636, 72179491, 144358982, 288717964, 505256437, 1010512874, 2021025748]

約数ペア:

[(1, 2021025748), (2, 1010512874), (4, 505256437), (7, 288717964), (14, 144358982), (28, 72179491), (193, 10471636), (386, 5235818), (772, 2617909), (1351, 1495948), (2702, 747974), (5404, 373987)]