2021084912

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{4091}}^1$

素因数の和:4518

約数の個数: 80

約数和(自身を含む): 4895472384

約数和(自身を除く): 2874387472

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 401, 616, 802, 1232, 1604, 2807, 3208, 4091, 4411, 5614, 6416, 8182, 8822, 11228, 16364, 17644, 22456, 28637, 30877, 32728, 35288, 44912, 45001, 57274, 61754, 65456, 70576, 90002, 114548, 123508, 180004, 229096, 247016, 315007, 360008, 458192, 494032, 630014, 720016, 1260028, 1640491, 2520056, 3280982, 5040112, 6561964, 11483437, 13123928, 18045401, 22966874, 26247856, 36090802, 45933748, 72181604, 91867496, 126317807, 144363208, 183734992, 252635614, 288726416, 505271228, 1010542456, 2021084912]

約数ペア:

[(1, 2021084912), (2, 1010542456), (4, 505271228), (7, 288726416), (8, 252635614), (11, 183734992), (14, 144363208), (16, 126317807), (22, 91867496), (28, 72181604), (44, 45933748), (56, 36090802), (77, 26247856), (88, 22966874), (112, 18045401), (154, 13123928), (176, 11483437), (308, 6561964), (401, 5040112), (616, 3280982), (802, 2520056), (1232, 1640491), (1604, 1260028), (2807, 720016), (3208, 630014), (4091, 494032), (4411, 458192), (5614, 360008), (6416, 315007), (8182, 247016), (8822, 229096), (11228, 180004), (16364, 123508), (17644, 114548), (22456, 90002), (28637, 70576), (30877, 65456), (32728, 61754), (35288, 57274), (44912, 45001)]