1921327128

素因数分解:

$2^3\times 3^5\times 7^1\times {\mathrm{271}}^1\times {\mathrm{521}}^1$

素因数の和:820

約数の個数: 192

約数和(自身を含む): 6201861120

約数和(自身を除く): 4280533992

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 81, 84, 108, 126, 162, 168, 189, 216, 243, 252, 271, 324, 378, 486, 504, 521, 542, 567, 648, 756, 813, 972, 1042, 1084, 1134, 1512, 1563, 1626, 1701, 1897, 1944, 2084, 2168, 2268, 2439, 3126, 3252, 3402, 3647, 3794, 4168, 4536, 4689, 4878, 5691, 6252, 6504, 6804, 7294, 7317, 7588, 9378, 9756, 10941, 11382, 12504, 13608, 14067, 14588, 14634, 15176, 17073, 18756, 19512, 21882, 21951, 22764, 28134, 29176, 29268, 32823, 34146, 37512, 42201, 43764, 43902, 45528, 51219, 56268, 58536, 65646, 65853, 68292, 84402, 87528, 87804, 98469, 102438, 112536, 126603, 131292, 131706, 136584, 141191, 153657, 168804, 175608, 196938, 204876, 253206, 262584, 263412, 282382, 295407, 307314, 337608, 393876, 409752, 423573, 460971, 506412, 526824, 564764, 590814, 614628, 787752, 847146, 886221, 921942, 988337, 1012824, 1129528, 1181628, 1229256, 1270719, 1694292, 1772442, 1843884, 1976674, 2363256, 2541438, 2965011, 3388584, 3544884, 3687768, 3812157, 3953348, 5082876, 5930022, 7089768, 7624314, 7906696, 8895033, 10165752, 11436471, 11860044, 15248628, 17790066, 22872942, 23720088, 26685099, 30497256, 34309413, 35580132, 45745884, 53370198, 68618826, 71160264, 80055297, 91491768, 106740396, 137237652, 160110594, 213480792, 240165891, 274475304, 320221188, 480331782, 640442376, 960663564, 1921327128]

約数ペア:

[(1, 1921327128), (2, 960663564), (3, 640442376), (4, 480331782), (6, 320221188), (7, 274475304), (8, 240165891), (9, 213480792), (12, 160110594), (14, 137237652), (18, 106740396), (21, 91491768), (24, 80055297), (27, 71160264), (28, 68618826), (36, 53370198), (42, 45745884), (54, 35580132), (56, 34309413), (63, 30497256), (72, 26685099), (81, 23720088), (84, 22872942), (108, 17790066), (126, 15248628), (162, 11860044), (168, 11436471), (189, 10165752), (216, 8895033), (243, 7906696), (252, 7624314), (271, 7089768), (324, 5930022), (378, 5082876), (486, 3953348), (504, 3812157), (521, 3687768), (542, 3544884), (567, 3388584), (648, 2965011), (756, 2541438), (813, 2363256), (972, 1976674), (1042, 1843884), (1084, 1772442), (1134, 1694292), (1512, 1270719), (1563, 1229256), (1626, 1181628), (1701, 1129528), (1897, 1012824), (1944, 988337), (2084, 921942), (2168, 886221), (2268, 847146), (2439, 787752), (3126, 614628), (3252, 590814), (3402, 564764), (3647, 526824), (3794, 506412), (4168, 460971), (4536, 423573), (4689, 409752), (4878, 393876), (5691, 337608), (6252, 307314), (6504, 295407), (6804, 282382), (7294, 263412), (7317, 262584), (7588, 253206), (9378, 204876), (9756, 196938), (10941, 175608), (11382, 168804), (12504, 153657), (13608, 141191), (14067, 136584), (14588, 131706), (14634, 131292), (15176, 126603), (17073, 112536), (18756, 102438), (19512, 98469), (21882, 87804), (21951, 87528), (22764, 84402), (28134, 68292), (29176, 65853), (29268, 65646), (32823, 58536), (34146, 56268), (37512, 51219), (42201, 45528), (43764, 43902)]