21152480346

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{365063}}^1$

素因数の和:365140

約数の個数: 64

約数和(自身を含む): 49940755200

約数和(自身を除く): 28788274854

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 37, 54, 58, 74, 87, 111, 174, 222, 261, 333, 522, 666, 783, 999, 1073, 1566, 1998, 2146, 3219, 6438, 9657, 19314, 28971, 57942, 365063, 730126, 1095189, 2190378, 3285567, 6571134, 9856701, 10586827, 13507331, 19713402, 21173654, 27014662, 31760481, 40521993, 63520962, 81043986, 95281443, 121565979, 190562886, 243131958, 285844329, 364697937, 391712599, 571688658, 729395874, 783425198, 1175137797, 2350275594, 3525413391, 7050826782, 10576240173, 21152480346]

約数ペア:

[(1, 21152480346), (2, 10576240173), (3, 7050826782), (6, 3525413391), (9, 2350275594), (18, 1175137797), (27, 783425198), (29, 729395874), (37, 571688658), (54, 391712599), (58, 364697937), (74, 285844329), (87, 243131958), (111, 190562886), (174, 121565979), (222, 95281443), (261, 81043986), (333, 63520962), (522, 40521993), (666, 31760481), (783, 27014662), (999, 21173654), (1073, 19713402), (1566, 13507331), (1998, 10586827), (2146, 9856701), (3219, 6571134), (6438, 3285567), (9657, 2190378), (19314, 1095189), (28971, 730126), (57942, 365063)]