21154848

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1$

素因数の和:127

約数の個数: 192

約数和(自身を含む): 69092352

約数和(自身を除く): 47937504

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 23, 24, 26, 32, 33, 39, 44, 46, 48, 52, 66, 67, 69, 78, 88, 92, 96, 104, 132, 134, 138, 143, 156, 176, 184, 201, 208, 253, 264, 268, 276, 286, 299, 312, 352, 368, 402, 416, 429, 506, 528, 536, 552, 572, 598, 624, 736, 737, 759, 804, 858, 871, 897, 1012, 1056, 1072, 1104, 1144, 1196, 1248, 1474, 1518, 1541, 1608, 1716, 1742, 1794, 2024, 2144, 2208, 2211, 2288, 2392, 2613, 2948, 3036, 3082, 3216, 3289, 3432, 3484, 3588, 4048, 4422, 4576, 4623, 4784, 5226, 5896, 6072, 6164, 6432, 6578, 6864, 6968, 7176, 8096, 8844, 9246, 9568, 9581, 9867, 10452, 11792, 12144, 12328, 13156, 13728, 13936, 14352, 16951, 17688, 18492, 19162, 19734, 20033, 20904, 23584, 24288, 24656, 26312, 27872, 28704, 28743, 33902, 35376, 36984, 38324, 39468, 40066, 41808, 49312, 50853, 52624, 57486, 60099, 67804, 70752, 73968, 76648, 78936, 80132, 83616, 101706, 105248, 114972, 120198, 135608, 147936, 153296, 157872, 160264, 203412, 220363, 229944, 240396, 271216, 306592, 315744, 320528, 406824, 440726, 459888, 480792, 542432, 641056, 661089, 813648, 881452, 919776, 961584, 1322178, 1627296, 1762904, 1923168, 2644356, 3525808, 5288712, 7051616, 10577424, 21154848]

約数ペア:

[(1, 21154848), (2, 10577424), (3, 7051616), (4, 5288712), (6, 3525808), (8, 2644356), (11, 1923168), (12, 1762904), (13, 1627296), (16, 1322178), (22, 961584), (23, 919776), (24, 881452), (26, 813648), (32, 661089), (33, 641056), (39, 542432), (44, 480792), (46, 459888), (48, 440726), (52, 406824), (66, 320528), (67, 315744), (69, 306592), (78, 271216), (88, 240396), (92, 229944), (96, 220363), (104, 203412), (132, 160264), (134, 157872), (138, 153296), (143, 147936), (156, 135608), (176, 120198), (184, 114972), (201, 105248), (208, 101706), (253, 83616), (264, 80132), (268, 78936), (276, 76648), (286, 73968), (299, 70752), (312, 67804), (352, 60099), (368, 57486), (402, 52624), (416, 50853), (429, 49312), (506, 41808), (528, 40066), (536, 39468), (552, 38324), (572, 36984), (598, 35376), (624, 33902), (736, 28743), (737, 28704), (759, 27872), (804, 26312), (858, 24656), (871, 24288), (897, 23584), (1012, 20904), (1056, 20033), (1072, 19734), (1104, 19162), (1144, 18492), (1196, 17688), (1248, 16951), (1474, 14352), (1518, 13936), (1541, 13728), (1608, 13156), (1716, 12328), (1742, 12144), (1794, 11792), (2024, 10452), (2144, 9867), (2208, 9581), (2211, 9568), (2288, 9246), (2392, 8844), (2613, 8096), (2948, 7176), (3036, 6968), (3082, 6864), (3216, 6578), (3289, 6432), (3432, 6164), (3484, 6072), (3588, 5896), (4048, 5226), (4422, 4784), (4576, 4623)]