21568848

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2791}}^1$

素因数の和:2832

約数の個数: 80

約数和(自身を含む): 66471936

約数和(自身を除く): 44903088

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 42, 46, 48, 56, 69, 84, 92, 112, 138, 161, 168, 184, 276, 322, 336, 368, 483, 552, 644, 966, 1104, 1288, 1932, 2576, 2791, 3864, 5582, 7728, 8373, 11164, 16746, 19537, 22328, 33492, 39074, 44656, 58611, 64193, 66984, 78148, 117222, 128386, 133968, 156296, 192579, 234444, 256772, 312592, 385158, 449351, 468888, 513544, 770316, 898702, 937776, 1027088, 1348053, 1540632, 1797404, 2696106, 3081264, 3594808, 5392212, 7189616, 10784424, 21568848]

約数ペア:

[(1, 21568848), (2, 10784424), (3, 7189616), (4, 5392212), (6, 3594808), (7, 3081264), (8, 2696106), (12, 1797404), (14, 1540632), (16, 1348053), (21, 1027088), (23, 937776), (24, 898702), (28, 770316), (42, 513544), (46, 468888), (48, 449351), (56, 385158), (69, 312592), (84, 256772), (92, 234444), (112, 192579), (138, 156296), (161, 133968), (168, 128386), (184, 117222), (276, 78148), (322, 66984), (336, 64193), (368, 58611), (483, 44656), (552, 39074), (644, 33492), (966, 22328), (1104, 19537), (1288, 16746), (1932, 11164), (2576, 8373), (2791, 7728), (3864, 5582)]