21095648

素因数分解:

$2^5\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2297}}^1$

素因数の和:2355

約数の個数: 48

約数和(自身を含む): 48644064

約数和(自身を除く): 27548416

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 56, 82, 112, 164, 224, 287, 328, 574, 656, 1148, 1312, 2296, 2297, 4592, 4594, 9184, 9188, 16079, 18376, 32158, 36752, 64316, 73504, 94177, 128632, 188354, 257264, 376708, 514528, 659239, 753416, 1318478, 1506832, 2636956, 3013664, 5273912, 10547824, 21095648]

約数ペア:

[(1, 21095648), (2, 10547824), (4, 5273912), (7, 3013664), (8, 2636956), (14, 1506832), (16, 1318478), (28, 753416), (32, 659239), (41, 514528), (56, 376708), (82, 257264), (112, 188354), (164, 128632), (224, 94177), (287, 73504), (328, 64316), (574, 36752), (656, 32158), (1148, 18376), (1312, 16079), (2296, 9188), (2297, 9184), (4592, 4594)]