21064835

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{853}}^1$

素因数の和:1318

約数の個数: 16

約数和(自身を含む): 27669600

約数和(自身を除く): 6604765

約数列:

[1, 5, 11, 55, 449, 853, 2245, 4265, 4939, 9383, 24695, 46915, 382997, 1914985, 4212967, 21064835]

約数ペア:

[(1, 21064835), (5, 4212967), (11, 1914985), (55, 382997), (449, 46915), (853, 24695), (2245, 9383), (4265, 4939)]