21931272

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{27691}}^1$

素因数の和:27714

約数の個数: 48

約数和(自身を含む): 64799280

約数和(自身を除く): 42868008

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 132, 198, 264, 396, 792, 27691, 55382, 83073, 110764, 166146, 221528, 249219, 304601, 332292, 498438, 609202, 664584, 913803, 996876, 1218404, 1827606, 1993752, 2436808, 2741409, 3655212, 5482818, 7310424, 10965636, 21931272]

約数ペア:

[(1, 21931272), (2, 10965636), (3, 7310424), (4, 5482818), (6, 3655212), (8, 2741409), (9, 2436808), (11, 1993752), (12, 1827606), (18, 1218404), (22, 996876), (24, 913803), (33, 664584), (36, 609202), (44, 498438), (66, 332292), (72, 304601), (88, 249219), (99, 221528), (132, 166146), (198, 110764), (264, 83073), (396, 55382), (792, 27691)]