20914377

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{7121}}^1$

素因数の和:7224

約数の個数: 16

約数和(自身を含む): 30767040

約数和(自身を除く): 9852663

約数列:

[1, 3, 11, 33, 89, 267, 979, 2937, 7121, 21363, 78331, 234993, 633769, 1901307, 6971459, 20914377]

約数ペア:

[(1, 20914377), (3, 6971459), (11, 1901307), (33, 633769), (89, 234993), (267, 78331), (979, 21363), (2937, 7121)]