21587544

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{281}}^1$

素因数の和:401

約数の個数: 96

約数和(自身を含む): 64668240

約数和(自身を除く): 43080696

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 97, 99, 132, 194, 198, 264, 281, 291, 388, 396, 562, 582, 776, 792, 843, 873, 1067, 1124, 1164, 1686, 1746, 2134, 2248, 2328, 2529, 3091, 3201, 3372, 3492, 4268, 5058, 6182, 6402, 6744, 6984, 8536, 9273, 9603, 10116, 12364, 12804, 18546, 19206, 20232, 24728, 25608, 27257, 27819, 37092, 38412, 54514, 55638, 74184, 76824, 81771, 109028, 111276, 163542, 218056, 222552, 245313, 299827, 327084, 490626, 599654, 654168, 899481, 981252, 1199308, 1798962, 1962504, 2398616, 2698443, 3597924, 5396886, 7195848, 10793772, 21587544]

約数ペア:

[(1, 21587544), (2, 10793772), (3, 7195848), (4, 5396886), (6, 3597924), (8, 2698443), (9, 2398616), (11, 1962504), (12, 1798962), (18, 1199308), (22, 981252), (24, 899481), (33, 654168), (36, 599654), (44, 490626), (66, 327084), (72, 299827), (88, 245313), (97, 222552), (99, 218056), (132, 163542), (194, 111276), (198, 109028), (264, 81771), (281, 76824), (291, 74184), (388, 55638), (396, 54514), (562, 38412), (582, 37092), (776, 27819), (792, 27257), (843, 25608), (873, 24728), (1067, 20232), (1124, 19206), (1164, 18546), (1686, 12804), (1746, 12364), (2134, 10116), (2248, 9603), (2328, 9273), (2529, 8536), (3091, 6984), (3201, 6744), (3372, 6402), (3492, 6182), (4268, 5058)]