21628728

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{9103}}^1$

素因数の和:9129

約数の個数: 64

約数和(自身を含む): 65548800

約数和(自身を除く): 43920072

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 54, 66, 72, 88, 99, 108, 132, 198, 216, 264, 297, 396, 594, 792, 1188, 2376, 9103, 18206, 27309, 36412, 54618, 72824, 81927, 100133, 109236, 163854, 200266, 218472, 245781, 300399, 327708, 400532, 491562, 600798, 655416, 801064, 901197, 983124, 1201596, 1802394, 1966248, 2403192, 2703591, 3604788, 5407182, 7209576, 10814364, 21628728]

約数ペア:

[(1, 21628728), (2, 10814364), (3, 7209576), (4, 5407182), (6, 3604788), (8, 2703591), (9, 2403192), (11, 1966248), (12, 1802394), (18, 1201596), (22, 983124), (24, 901197), (27, 801064), (33, 655416), (36, 600798), (44, 491562), (54, 400532), (66, 327708), (72, 300399), (88, 245781), (99, 218472), (108, 200266), (132, 163854), (198, 109236), (216, 100133), (264, 81927), (297, 72824), (396, 54618), (594, 36412), (792, 27309), (1188, 18206), (2376, 9103)]