21898026

素因数分解:

$2^1\times 3^4\times {\mathrm{135173}}^1$

素因数の和:135187

約数の個数: 20

約数和(自身を含む): 49068162

約数和(自身を除く): 27170136

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 135173, 270346, 405519, 811038, 1216557, 2433114, 3649671, 7299342, 10949013, 21898026]

約数ペア:

[(1, 21898026), (2, 10949013), (3, 7299342), (6, 3649671), (9, 2433114), (18, 1216557), (27, 811038), (54, 405519), (81, 270346), (162, 135173)]