21112234

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73819}}^1$

素因数の和:73845

約数の個数: 16

約数和(自身を含む): 37205280

約数和(自身を除く): 16093046

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 73819, 147638, 812009, 959647, 1624018, 1919294, 10556117, 21112234]

約数ペア:

[(1, 21112234), (2, 10556117), (11, 1919294), (13, 1624018), (22, 959647), (26, 812009), (143, 147638), (286, 73819)]