21564636

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2857}}^1$

素因数の和:2918

約数の個数: 48

約数和(自身を含む): 54736416

約数和(自身を除く): 33171780

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 37, 51, 68, 74, 102, 111, 148, 204, 222, 444, 629, 1258, 1887, 2516, 2857, 3774, 5714, 7548, 8571, 11428, 17142, 34284, 48569, 97138, 105709, 145707, 194276, 211418, 291414, 317127, 422836, 582828, 634254, 1268508, 1797053, 3594106, 5391159, 7188212, 10782318, 21564636]

約数ペア:

[(1, 21564636), (2, 10782318), (3, 7188212), (4, 5391159), (6, 3594106), (12, 1797053), (17, 1268508), (34, 634254), (37, 582828), (51, 422836), (68, 317127), (74, 291414), (102, 211418), (111, 194276), (148, 145707), (204, 105709), (222, 97138), (444, 48569), (629, 34284), (1258, 17142), (1887, 11428), (2516, 8571), (2857, 7548), (3774, 5714)]