2100049105

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{779239}}^1$

素因数の和:779269

約数の個数: 24

約数和(自身を含む): 3198000960

約数和(自身を除く): 1097951855

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 245, 385, 539, 2695, 779239, 3896195, 5454673, 8571629, 27273365, 38182711, 42858145, 60001403, 190913555, 300007015, 420009821, 2100049105]

約数ペア:

[(1, 2100049105), (5, 420009821), (7, 300007015), (11, 190913555), (35, 60001403), (49, 42858145), (55, 38182711), (77, 27273365), (245, 8571629), (385, 5454673), (539, 3896195), (2695, 779239)]