21428611884

素因数分解:

$2^2\times 3^5\times {\mathrm{1901}}^1\times {\mathrm{11597}}^1$

素因数の和:13517

約数の個数: 72

約数和(自身を含む): 56207341008

約数和(自身を除く): 34778729124

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 972, 1901, 3802, 5703, 7604, 11406, 11597, 17109, 22812, 23194, 34218, 34791, 46388, 51327, 68436, 69582, 102654, 104373, 139164, 153981, 205308, 208746, 307962, 313119, 417492, 461943, 615924, 626238, 923886, 939357, 1252476, 1847772, 1878714, 2818071, 3757428, 5636142, 11272284, 22045897, 44091794, 66137691, 88183588, 132275382, 198413073, 264550764, 396826146, 595239219, 793652292, 1190478438, 1785717657, 2380956876, 3571435314, 5357152971, 7142870628, 10714305942, 21428611884]

約数ペア:

[(1, 21428611884), (2, 10714305942), (3, 7142870628), (4, 5357152971), (6, 3571435314), (9, 2380956876), (12, 1785717657), (18, 1190478438), (27, 793652292), (36, 595239219), (54, 396826146), (81, 264550764), (108, 198413073), (162, 132275382), (243, 88183588), (324, 66137691), (486, 44091794), (972, 22045897), (1901, 11272284), (3802, 5636142), (5703, 3757428), (7604, 2818071), (11406, 1878714), (11597, 1847772), (17109, 1252476), (22812, 939357), (23194, 923886), (34218, 626238), (34791, 615924), (46388, 461943), (51327, 417492), (68436, 313119), (69582, 307962), (102654, 208746), (104373, 205308), (139164, 153981)]