21695232

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:126

約数の個数: 144

約数和(自身を含む): 64901088

約数和(自身を除く): 43205856

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 41, 48, 52, 53, 64, 78, 82, 96, 104, 106, 123, 128, 156, 159, 164, 192, 208, 212, 246, 256, 312, 318, 328, 384, 416, 424, 492, 533, 624, 636, 656, 689, 768, 832, 848, 984, 1066, 1248, 1272, 1312, 1378, 1599, 1664, 1696, 1968, 2067, 2132, 2173, 2496, 2544, 2624, 2756, 3198, 3328, 3392, 3936, 4134, 4264, 4346, 4992, 5088, 5248, 5512, 6396, 6519, 6784, 7872, 8268, 8528, 8692, 9984, 10176, 10496, 11024, 12792, 13038, 13568, 15744, 16536, 17056, 17384, 20352, 22048, 25584, 26076, 28249, 31488, 33072, 34112, 34768, 40704, 44096, 51168, 52152, 56498, 66144, 68224, 69536, 84747, 88192, 102336, 104304, 112996, 132288, 136448, 139072, 169494, 176384, 204672, 208608, 225992, 264576, 278144, 338988, 409344, 417216, 451984, 529152, 556288, 677976, 834432, 903968, 1355952, 1668864, 1807936, 2711904, 3615872, 5423808, 7231744, 10847616, 21695232]

約数ペア:

[(1, 21695232), (2, 10847616), (3, 7231744), (4, 5423808), (6, 3615872), (8, 2711904), (12, 1807936), (13, 1668864), (16, 1355952), (24, 903968), (26, 834432), (32, 677976), (39, 556288), (41, 529152), (48, 451984), (52, 417216), (53, 409344), (64, 338988), (78, 278144), (82, 264576), (96, 225992), (104, 208608), (106, 204672), (123, 176384), (128, 169494), (156, 139072), (159, 136448), (164, 132288), (192, 112996), (208, 104304), (212, 102336), (246, 88192), (256, 84747), (312, 69536), (318, 68224), (328, 66144), (384, 56498), (416, 52152), (424, 51168), (492, 44096), (533, 40704), (624, 34768), (636, 34112), (656, 33072), (689, 31488), (768, 28249), (832, 26076), (848, 25584), (984, 22048), (1066, 20352), (1248, 17384), (1272, 17056), (1312, 16536), (1378, 15744), (1599, 13568), (1664, 13038), (1696, 12792), (1968, 11024), (2067, 10496), (2132, 10176), (2173, 9984), (2496, 8692), (2544, 8528), (2624, 8268), (2756, 7872), (3198, 6784), (3328, 6519), (3392, 6396), (3936, 5512), (4134, 5248), (4264, 5088), (4346, 4992)]