21988476

素因数分解:

$2^2\times 3^3\times {\mathrm{73}}^1\times {\mathrm{2789}}^1$

素因数の和:2875

約数の個数: 48

約数和(自身を含む): 57808800

約数和(自身を除く): 35820324

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 73, 108, 146, 219, 292, 438, 657, 876, 1314, 1971, 2628, 2789, 3942, 5578, 7884, 8367, 11156, 16734, 25101, 33468, 50202, 75303, 100404, 150606, 203597, 301212, 407194, 610791, 814388, 1221582, 1832373, 2443164, 3664746, 5497119, 7329492, 10994238, 21988476]

約数ペア:

[(1, 21988476), (2, 10994238), (3, 7329492), (4, 5497119), (6, 3664746), (9, 2443164), (12, 1832373), (18, 1221582), (27, 814388), (36, 610791), (54, 407194), (73, 301212), (108, 203597), (146, 150606), (219, 100404), (292, 75303), (438, 50202), (657, 33468), (876, 25101), (1314, 16734), (1971, 11156), (2628, 8367), (2789, 7884), (3942, 5578)]