21771504

素因数分解:

$2^4\times 3^4\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:284

約数の個数: 100

約数和(自身を含む): 64007064

約数和(自身を除く): 42235560

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 107, 108, 144, 157, 162, 214, 216, 314, 321, 324, 428, 432, 471, 628, 642, 648, 856, 942, 963, 1256, 1284, 1296, 1413, 1712, 1884, 1926, 2512, 2568, 2826, 2889, 3768, 3852, 4239, 5136, 5652, 5778, 7536, 7704, 8478, 8667, 11304, 11556, 12717, 15408, 16799, 16956, 17334, 22608, 23112, 25434, 33598, 33912, 34668, 46224, 50397, 50868, 67196, 67824, 69336, 100794, 101736, 134392, 138672, 151191, 201588, 203472, 268784, 302382, 403176, 453573, 604764, 806352, 907146, 1209528, 1360719, 1814292, 2419056, 2721438, 3628584, 5442876, 7257168, 10885752, 21771504]

約数ペア:

[(1, 21771504), (2, 10885752), (3, 7257168), (4, 5442876), (6, 3628584), (8, 2721438), (9, 2419056), (12, 1814292), (16, 1360719), (18, 1209528), (24, 907146), (27, 806352), (36, 604764), (48, 453573), (54, 403176), (72, 302382), (81, 268784), (107, 203472), (108, 201588), (144, 151191), (157, 138672), (162, 134392), (214, 101736), (216, 100794), (314, 69336), (321, 67824), (324, 67196), (428, 50868), (432, 50397), (471, 46224), (628, 34668), (642, 33912), (648, 33598), (856, 25434), (942, 23112), (963, 22608), (1256, 17334), (1284, 16956), (1296, 16799), (1413, 15408), (1712, 12717), (1884, 11556), (1926, 11304), (2512, 8667), (2568, 8478), (2826, 7704), (2889, 7536), (3768, 5778), (3852, 5652), (4239, 5136)]