21063718

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{1871}}^1$

素因数の和:2319

約数の個数: 16

約数和(自身を含む): 34122816

約数和(自身を除く): 13059098

約数列:

[1, 2, 13, 26, 433, 866, 1871, 3742, 5629, 11258, 24323, 48646, 810143, 1620286, 10531859, 21063718]

約数ペア:

[(1, 21063718), (2, 10531859), (13, 1620286), (26, 810143), (433, 48646), (866, 24323), (1871, 11258), (3742, 5629)]