21064758

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{24551}}^1$

素因数の和:24580

約数の個数: 32

約数和(自身を含む): 49496832

約数和(自身を除く): 28432074

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 429, 858, 24551, 49102, 73653, 147306, 270061, 319163, 540122, 638326, 810183, 957489, 1620366, 1914978, 3510793, 7021586, 10532379, 21064758]

約数ペア:

[(1, 21064758), (2, 10532379), (3, 7021586), (6, 3510793), (11, 1914978), (13, 1620366), (22, 957489), (26, 810183), (33, 638326), (39, 540122), (66, 319163), (78, 270061), (143, 147306), (286, 73653), (429, 49102), (858, 24551)]