21293002

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{1213}}^1$

素因数の和:1413

約数の個数: 16

約数和(自身を含む): 32690592

約数和(自身を除く): 11397590

約数列:

[1, 2, 67, 131, 134, 262, 1213, 2426, 8777, 17554, 81271, 158903, 162542, 317806, 10646501, 21293002]

約数ペア:

[(1, 21293002), (2, 10646501), (67, 317806), (131, 162542), (134, 158903), (262, 81271), (1213, 17554), (2426, 8777)]