21086508

素因数分解:

$2^2\times 3^1\times {\mathrm{67}}^1\times {\mathrm{26227}}^1$

素因数の和:26301

約数の個数: 24

約数和(自身を含む): 49938112

約数和(自身を除く): 28851604

約数列:

[1, 2, 3, 4, 6, 12, 67, 134, 201, 268, 402, 804, 26227, 52454, 78681, 104908, 157362, 314724, 1757209, 3514418, 5271627, 7028836, 10543254, 21086508]

約数ペア:

[(1, 21086508), (2, 10543254), (3, 7028836), (4, 5271627), (6, 3514418), (12, 1757209), (67, 314724), (134, 157362), (201, 104908), (268, 78681), (402, 52454), (804, 26227)]