21597632

素因数分解:

$2^6\times 7^2\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:194

約数の個数: 84

約数和(自身を含む): 51078384

約数和(自身を除く): 29480752

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 71, 97, 98, 112, 142, 194, 196, 224, 284, 388, 392, 448, 497, 568, 679, 776, 784, 994, 1136, 1358, 1552, 1568, 1988, 2272, 2716, 3104, 3136, 3479, 3976, 4544, 4753, 5432, 6208, 6887, 6958, 7952, 9506, 10864, 13774, 13916, 15904, 19012, 21728, 27548, 27832, 31808, 38024, 43456, 48209, 55096, 55664, 76048, 96418, 110192, 111328, 152096, 192836, 220384, 222656, 304192, 337463, 385672, 440768, 674926, 771344, 1349852, 1542688, 2699704, 3085376, 5399408, 10798816, 21597632]

約数ペア:

[(1, 21597632), (2, 10798816), (4, 5399408), (7, 3085376), (8, 2699704), (14, 1542688), (16, 1349852), (28, 771344), (32, 674926), (49, 440768), (56, 385672), (64, 337463), (71, 304192), (97, 222656), (98, 220384), (112, 192836), (142, 152096), (194, 111328), (196, 110192), (224, 96418), (284, 76048), (388, 55664), (392, 55096), (448, 48209), (497, 43456), (568, 38024), (679, 31808), (776, 27832), (784, 27548), (994, 21728), (1136, 19012), (1358, 15904), (1552, 13916), (1568, 13774), (1988, 10864), (2272, 9506), (2716, 7952), (3104, 6958), (3136, 6887), (3479, 6208), (3976, 5432), (4544, 4753)]