21820608

素因数分解:

$2^6\times 3^2\times {\mathrm{43}}^1\times {\mathrm{881}}^1$

素因数の和:942

約数の個数: 84

約数和(自身を含む): 64072008

約数和(自身を除く): 42251400

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 48, 64, 72, 86, 96, 129, 144, 172, 192, 258, 288, 344, 387, 516, 576, 688, 774, 881, 1032, 1376, 1548, 1762, 2064, 2643, 2752, 3096, 3524, 4128, 5286, 6192, 7048, 7929, 8256, 10572, 12384, 14096, 15858, 21144, 24768, 28192, 31716, 37883, 42288, 56384, 63432, 75766, 84576, 113649, 126864, 151532, 169152, 227298, 253728, 303064, 340947, 454596, 507456, 606128, 681894, 909192, 1212256, 1363788, 1818384, 2424512, 2727576, 3636768, 5455152, 7273536, 10910304, 21820608]

約数ペア:

[(1, 21820608), (2, 10910304), (3, 7273536), (4, 5455152), (6, 3636768), (8, 2727576), (9, 2424512), (12, 1818384), (16, 1363788), (18, 1212256), (24, 909192), (32, 681894), (36, 606128), (43, 507456), (48, 454596), (64, 340947), (72, 303064), (86, 253728), (96, 227298), (129, 169152), (144, 151532), (172, 126864), (192, 113649), (258, 84576), (288, 75766), (344, 63432), (387, 56384), (516, 42288), (576, 37883), (688, 31716), (774, 28192), (881, 24768), (1032, 21144), (1376, 15858), (1548, 14096), (1762, 12384), (2064, 10572), (2643, 8256), (2752, 7929), (3096, 7048), (3524, 6192), (4128, 5286)]