21241456

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{45779}}^1$

素因数の和:45816

約数の個数: 20

約数和(自身を含む): 42575400

約数和(自身を除く): 21333944

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 45779, 91558, 183116, 366232, 732464, 1327591, 2655182, 5310364, 10620728, 21241456]

約数ペア:

[(1, 21241456), (2, 10620728), (4, 5310364), (8, 2655182), (16, 1327591), (29, 732464), (58, 366232), (116, 183116), (232, 91558), (464, 45779)]