21568788

素因数分解:

$2^2\times 3^3\times {\mathrm{41}}^1\times {\mathrm{4871}}^1$

素因数の和:4925

約数の個数: 48

約数和(自身を含む): 57294720

約数和(自身を除く): 35725932

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 41, 54, 82, 108, 123, 164, 246, 369, 492, 738, 1107, 1476, 2214, 4428, 4871, 9742, 14613, 19484, 29226, 43839, 58452, 87678, 131517, 175356, 199711, 263034, 399422, 526068, 599133, 798844, 1198266, 1797399, 2396532, 3594798, 5392197, 7189596, 10784394, 21568788]

約数ペア:

[(1, 21568788), (2, 10784394), (3, 7189596), (4, 5392197), (6, 3594798), (9, 2396532), (12, 1797399), (18, 1198266), (27, 798844), (36, 599133), (41, 526068), (54, 399422), (82, 263034), (108, 199711), (123, 175356), (164, 131517), (246, 87678), (369, 58452), (492, 43839), (738, 29226), (1107, 19484), (1476, 14613), (2214, 9742), (4428, 4871)]