21569124

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{4597}}^1$

素因数の和:4644

約数の個数: 48

約数和(自身を含む): 55617408

約数和(自身を除く): 34048284

約数列:

[1, 2, 3, 4, 6, 12, 17, 23, 34, 46, 51, 68, 69, 92, 102, 138, 204, 276, 391, 782, 1173, 1564, 2346, 4597, 4692, 9194, 13791, 18388, 27582, 55164, 78149, 105731, 156298, 211462, 234447, 312596, 317193, 422924, 468894, 634386, 937788, 1268772, 1797427, 3594854, 5392281, 7189708, 10784562, 21569124]

約数ペア:

[(1, 21569124), (2, 10784562), (3, 7189708), (4, 5392281), (6, 3594854), (12, 1797427), (17, 1268772), (23, 937788), (34, 634386), (46, 468894), (51, 422924), (68, 317193), (69, 312596), (92, 234447), (102, 211462), (138, 156298), (204, 105731), (276, 78149), (391, 55164), (782, 27582), (1173, 18388), (1564, 13791), (2346, 9194), (4597, 4692)]