21756096

素因数分解:

$2^6\times 3^2\times {\mathrm{107}}^1\times {\mathrm{353}}^1$

素因数の和:478

約数の個数: 84

約数和(自身を含む): 63121032

約数和(自身を除く): 41364936

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 107, 144, 192, 214, 288, 321, 353, 428, 576, 642, 706, 856, 963, 1059, 1284, 1412, 1712, 1926, 2118, 2568, 2824, 3177, 3424, 3852, 4236, 5136, 5648, 6354, 6848, 7704, 8472, 10272, 11296, 12708, 15408, 16944, 20544, 22592, 25416, 30816, 33888, 37771, 50832, 61632, 67776, 75542, 101664, 113313, 151084, 203328, 226626, 302168, 339939, 453252, 604336, 679878, 906504, 1208672, 1359756, 1813008, 2417344, 2719512, 3626016, 5439024, 7252032, 10878048, 21756096]

約数ペア:

[(1, 21756096), (2, 10878048), (3, 7252032), (4, 5439024), (6, 3626016), (8, 2719512), (9, 2417344), (12, 1813008), (16, 1359756), (18, 1208672), (24, 906504), (32, 679878), (36, 604336), (48, 453252), (64, 339939), (72, 302168), (96, 226626), (107, 203328), (144, 151084), (192, 113313), (214, 101664), (288, 75542), (321, 67776), (353, 61632), (428, 50832), (576, 37771), (642, 33888), (706, 30816), (856, 25416), (963, 22592), (1059, 20544), (1284, 16944), (1412, 15408), (1712, 12708), (1926, 11296), (2118, 10272), (2568, 8472), (2824, 7704), (3177, 6848), (3424, 6354), (3852, 5648), (4236, 5136)]