21762185

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{1279}}^1$

素因数の和:1408

約数の個数: 16

約数和(自身を含む): 27095040

約数和(自身を除く): 5332855

約数列:

[1, 5, 41, 83, 205, 415, 1279, 3403, 6395, 17015, 52439, 106157, 262195, 530785, 4352437, 21762185]

約数ペア:

[(1, 21762185), (5, 4352437), (41, 530785), (83, 262195), (205, 106157), (415, 52439), (1279, 17015), (3403, 6395)]