21163852

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{4931}}^1$

素因数の和:5001

約数の個数: 24

約数和(自身を含む): 39357360

約数和(自身を除く): 18193508

約数列:

[1, 2, 4, 29, 37, 58, 74, 116, 148, 1073, 2146, 4292, 4931, 9862, 19724, 142999, 182447, 285998, 364894, 571996, 729788, 5290963, 10581926, 21163852]

約数ペア:

[(1, 21163852), (2, 10581926), (4, 5290963), (29, 729788), (37, 571996), (58, 364894), (74, 285998), (116, 182447), (148, 142999), (1073, 19724), (2146, 9862), (4292, 4931)]