2021013513

素因数分解:

$3^2\times {\mathrm{89}}^1\times {\mathrm{509}}^1\times {\mathrm{4957}}^1$

素因数の和:5561

約数の個数: 24

約数和(自身を含む): 2958438600

約数和(自身を除く): 937425087

約数列:

[1, 3, 9, 89, 267, 509, 801, 1527, 4581, 4957, 14871, 44613, 45301, 135903, 407709, 441173, 1323519, 2523113, 3970557, 7569339, 22708017, 224557057, 673671171, 2021013513]

約数ペア:

[(1, 2021013513), (3, 673671171), (9, 224557057), (89, 22708017), (267, 7569339), (509, 3970557), (801, 2523113), (1527, 1323519), (4581, 441173), (4957, 407709), (14871, 135903), (44613, 45301)]