21687648

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1$

素因数の和:264

約数の個数: 96

約数和(自身を含む): 61344864

約数和(自身を除く): 39657216

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 68, 96, 97, 102, 136, 137, 194, 204, 272, 274, 291, 388, 408, 411, 544, 548, 582, 776, 816, 822, 1096, 1164, 1552, 1632, 1644, 1649, 2192, 2328, 2329, 3104, 3288, 3298, 4384, 4656, 4658, 4947, 6576, 6596, 6987, 9312, 9316, 9894, 13152, 13192, 13289, 13974, 18632, 19788, 26384, 26578, 27948, 37264, 39576, 39867, 52768, 53156, 55896, 74528, 79152, 79734, 106312, 111792, 158304, 159468, 212624, 223584, 225913, 318936, 425248, 451826, 637872, 677739, 903652, 1275744, 1355478, 1807304, 2710956, 3614608, 5421912, 7229216, 10843824, 21687648]

約数ペア:

[(1, 21687648), (2, 10843824), (3, 7229216), (4, 5421912), (6, 3614608), (8, 2710956), (12, 1807304), (16, 1355478), (17, 1275744), (24, 903652), (32, 677739), (34, 637872), (48, 451826), (51, 425248), (68, 318936), (96, 225913), (97, 223584), (102, 212624), (136, 159468), (137, 158304), (194, 111792), (204, 106312), (272, 79734), (274, 79152), (291, 74528), (388, 55896), (408, 53156), (411, 52768), (544, 39867), (548, 39576), (582, 37264), (776, 27948), (816, 26578), (822, 26384), (1096, 19788), (1164, 18632), (1552, 13974), (1632, 13289), (1644, 13192), (1649, 13152), (2192, 9894), (2328, 9316), (2329, 9312), (3104, 6987), (3288, 6596), (3298, 6576), (4384, 4947), (4656, 4658)]