20859363

素因数分解:

$3^5\times 7^1\times {\mathrm{12263}}^1$

素因数の和:12285

約数の個数: 24

約数和(自身を含む): 35712768

約数和(自身を除く): 14853405

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 12263, 36789, 85841, 110367, 257523, 331101, 772569, 993303, 2317707, 2979909, 6953121, 20859363]

約数ペア:

[(1, 20859363), (3, 6953121), (7, 2979909), (9, 2317707), (21, 993303), (27, 772569), (63, 331101), (81, 257523), (189, 110367), (243, 85841), (567, 36789), (1701, 12263)]