21525284

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{367}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 43524096

約数和(自身を除く): 21998812

約数列:

[1, 2, 4, 11, 22, 31, 43, 44, 62, 86, 124, 172, 341, 367, 473, 682, 734, 946, 1333, 1364, 1468, 1892, 2666, 4037, 5332, 8074, 11377, 14663, 15781, 16148, 22754, 29326, 31562, 45508, 58652, 63124, 125147, 173591, 250294, 347182, 489211, 500588, 694364, 978422, 1956844, 5381321, 10762642, 21525284]

約数ペア:

[(1, 21525284), (2, 10762642), (4, 5381321), (11, 1956844), (22, 978422), (31, 694364), (43, 500588), (44, 489211), (62, 347182), (86, 250294), (124, 173591), (172, 125147), (341, 63124), (367, 58652), (473, 45508), (682, 31562), (734, 29326), (946, 22754), (1333, 16148), (1364, 15781), (1468, 14663), (1892, 11377), (2666, 8074), (4037, 5332)]