21982887

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1019}}^1$

素因数の和:1092

約数の個数: 32

約数和(自身を含む): 35251200

約数和(自身を除く): 13268313

約数列:

[1, 3, 9, 17, 27, 47, 51, 141, 153, 423, 459, 799, 1019, 1269, 2397, 3057, 7191, 9171, 17323, 21573, 27513, 47893, 51969, 143679, 155907, 431037, 467721, 814181, 1293111, 2442543, 7327629, 21982887]

約数ペア:

[(1, 21982887), (3, 7327629), (9, 2442543), (17, 1293111), (27, 814181), (47, 467721), (51, 431037), (141, 155907), (153, 143679), (423, 51969), (459, 47893), (799, 27513), (1019, 21573), (1269, 17323), (2397, 9171), (3057, 7191)]