21326655

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{2011}}^1$

素因数の和:2127

約数の個数: 32

約数和(自身を含む): 39403008

約数和(自身を除く): 18076353

約数列:

[1, 3, 5, 7, 15, 21, 35, 101, 105, 303, 505, 707, 1515, 2011, 2121, 3535, 6033, 10055, 10605, 14077, 30165, 42231, 70385, 203111, 211155, 609333, 1015555, 1421777, 3046665, 4265331, 7108885, 21326655]

約数ペア:

[(1, 21326655), (3, 7108885), (5, 4265331), (7, 3046665), (15, 1421777), (21, 1015555), (35, 609333), (101, 211155), (105, 203111), (303, 70385), (505, 42231), (707, 30165), (1515, 14077), (2011, 10605), (2121, 10055), (3535, 6033)]