21707796

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{3499}}^1$

素因数の和:3564

約数の個数: 48

約数和(自身を含む): 56448000

約数和(自身を除く): 34740204

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 47, 66, 94, 132, 141, 188, 282, 517, 564, 1034, 1551, 2068, 3102, 3499, 6204, 6998, 10497, 13996, 20994, 38489, 41988, 76978, 115467, 153956, 164453, 230934, 328906, 461868, 493359, 657812, 986718, 1808983, 1973436, 3617966, 5426949, 7235932, 10853898, 21707796]

約数ペア:

[(1, 21707796), (2, 10853898), (3, 7235932), (4, 5426949), (6, 3617966), (11, 1973436), (12, 1808983), (22, 986718), (33, 657812), (44, 493359), (47, 461868), (66, 328906), (94, 230934), (132, 164453), (141, 153956), (188, 115467), (282, 76978), (517, 41988), (564, 38489), (1034, 20994), (1551, 13996), (2068, 10497), (3102, 6998), (3499, 6204)]