21512892

素因数分解:

$2^2\times 3^1\times {\mathrm{1049}}^1\times {\mathrm{1709}}^1$

素因数の和:2765

約数の個数: 24

約数和(自身を含む): 50274000

約数和(自身を除く): 28761108

約数列:

[1, 2, 3, 4, 6, 12, 1049, 1709, 2098, 3147, 3418, 4196, 5127, 6294, 6836, 10254, 12588, 20508, 1792741, 3585482, 5378223, 7170964, 10756446, 21512892]

約数ペア:

[(1, 21512892), (2, 10756446), (3, 7170964), (4, 5378223), (6, 3585482), (12, 1792741), (1049, 20508), (1709, 12588), (2098, 10254), (3147, 6836), (3418, 6294), (4196, 5127)]