21672860.000000000

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1097}}^1$

素因数の和:1216

約数の個数: 112

約数和(自身を含む): 437302656

約数和(自身を除く): 294288960

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 97, 112, 168, 192, 194, 224, 291, 336, 388, 448, 582, 672, 679, 776, 1097, 1164, 1344, 1358, 1552, 2037, 2194, 2328, 2716, 3104, 3291, 4074, 4388, 4656, 5432, 6208, 6582, 7679, 8148, 8776, 9312, 10864, 13164, 15358, 16296, 17552, 18624, 21728, 23037, 26328, 30716, 32592, 35104, 43456, 46074, 52656, 61432, 65184, 70208, 92148, 105312, 106409, 122864, 130368, 184296, 210624, 212818, 245728, 319227, 368592, 425636, 491456, 638454, 737184, 744863, 851272, 1276908, 1474368, 1489726, 1702544, 2234589, 2553816, 2979452, 3405088, 4469178, 5107632, 5958904, 6810176, 8938356, 10215264, 11917808, 17876712, 20430528, 23835616, 35753424, 47671232, 71506848, 143013696]

約数ペア:

[(1, 143013696), (2, 71506848), (3, 47671232), (4, 35753424), (6, 23835616), (7, 20430528), (8, 17876712), (12, 11917808), (14, 10215264), (16, 8938356), (21, 6810176), (24, 5958904), (28, 5107632), (32, 4469178), (42, 3405088), (48, 2979452), (56, 2553816), (64, 2234589), (84, 1702544), (96, 1489726), (97, 1474368), (112, 1276908), (168, 851272), (192, 744863), (194, 737184), (224, 638454), (291, 491456), (336, 425636), (388, 368592), (448, 319227), (582, 245728), (672, 212818), (679, 210624), (776, 184296), (1097, 130368), (1164, 122864), (1344, 106409), (1358, 105312), (1552, 92148), (2037, 70208), (2194, 65184), (2328, 61432), (2716, 52656), (3104, 46074), (3291, 43456), (4074, 35104), (4388, 32592), (4656, 30716), (5432, 26328), (6208, 23037), (6582, 21728), (7679, 18624), (8148, 17552), (8776, 16296), (9312, 15358), (10864, 13164)]