21774531

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{853}}^1$

素因数の和:1050

約数の個数: 16

約数和(自身を含む): 29732864

約数和(自身を除く): 7958333

約数列:

[1, 3, 67, 127, 201, 381, 853, 2559, 8509, 25527, 57151, 108331, 171453, 324993, 7258177, 21774531]

約数ペア:

[(1, 21774531), (3, 7258177), (67, 324993), (127, 171453), (201, 108331), (381, 57151), (853, 25527), (2559, 8509)]