21261834

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{1471}}^1$

素因数の和:1563

約数の個数: 48

約数和(自身を含む): 50978304

約数和(自身を除く): 29716470

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 73, 99, 146, 198, 219, 438, 657, 803, 1314, 1471, 1606, 2409, 2942, 4413, 4818, 7227, 8826, 13239, 14454, 16181, 26478, 32362, 48543, 97086, 107383, 145629, 214766, 291258, 322149, 644298, 966447, 1181213, 1932894, 2362426, 3543639, 7087278, 10630917, 21261834]

約数ペア:

[(1, 21261834), (2, 10630917), (3, 7087278), (6, 3543639), (9, 2362426), (11, 1932894), (18, 1181213), (22, 966447), (33, 644298), (66, 322149), (73, 291258), (99, 214766), (146, 145629), (198, 107383), (219, 97086), (438, 48543), (657, 32362), (803, 26478), (1314, 16181), (1471, 14454), (1606, 13239), (2409, 8826), (2942, 7227), (4413, 4818)]