21082851768

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1506779}}^1$

素因数の和:1506852

約数の個数: 64

約数和(自身を含む): 58583606400

約数和(自身を除く): 37500754632

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 53, 66, 88, 106, 132, 159, 212, 264, 318, 424, 583, 636, 1166, 1272, 1749, 2332, 3498, 4664, 6996, 13992, 1506779, 3013558, 4520337, 6027116, 9040674, 12054232, 16574569, 18081348, 33149138, 36162696, 49723707, 66298276, 79859287, 99447414, 132596552, 159718574, 198894828, 239577861, 319437148, 397789656, 479155722, 638874296, 878452157, 958311444, 1756904314, 1916622888, 2635356471, 3513808628, 5270712942, 7027617256, 10541425884, 21082851768]

約数ペア:

[(1, 21082851768), (2, 10541425884), (3, 7027617256), (4, 5270712942), (6, 3513808628), (8, 2635356471), (11, 1916622888), (12, 1756904314), (22, 958311444), (24, 878452157), (33, 638874296), (44, 479155722), (53, 397789656), (66, 319437148), (88, 239577861), (106, 198894828), (132, 159718574), (159, 132596552), (212, 99447414), (264, 79859287), (318, 66298276), (424, 49723707), (583, 36162696), (636, 33149138), (1166, 18081348), (1272, 16574569), (1749, 12054232), (2332, 9040674), (3498, 6027116), (4664, 4520337), (6996, 3013558), (13992, 1506779)]