21921912

素因数分解:

$2^3\times 3^2\times {\mathrm{29}}^1\times {\mathrm{10499}}^1$

素因数の和:10540

約数の個数: 48

約数和(自身を含む): 61425000

約数和(自身を除く): 39503088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 29, 36, 58, 72, 87, 116, 174, 232, 261, 348, 522, 696, 1044, 2088, 10499, 20998, 31497, 41996, 62994, 83992, 94491, 125988, 188982, 251976, 304471, 377964, 608942, 755928, 913413, 1217884, 1826826, 2435768, 2740239, 3653652, 5480478, 7307304, 10960956, 21921912]

約数ペア:

[(1, 21921912), (2, 10960956), (3, 7307304), (4, 5480478), (6, 3653652), (8, 2740239), (9, 2435768), (12, 1826826), (18, 1217884), (24, 913413), (29, 755928), (36, 608942), (58, 377964), (72, 304471), (87, 251976), (116, 188982), (174, 125988), (232, 94491), (261, 83992), (348, 62994), (522, 41996), (696, 31497), (1044, 20998), (2088, 10499)]