21306738432

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{28513}}^1$

素因数の和:28678

約数の個数: 144

約数和(自身を含む): 65276529920

約数和(自身を除く): 43969791488

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 139, 168, 192, 224, 256, 278, 336, 384, 417, 448, 556, 672, 768, 834, 896, 973, 1112, 1344, 1668, 1792, 1946, 2224, 2688, 2919, 3336, 3892, 4448, 5376, 5838, 6672, 7784, 8896, 11676, 13344, 15568, 17792, 23352, 26688, 28513, 31136, 35584, 46704, 53376, 57026, 62272, 85539, 93408, 106752, 114052, 124544, 171078, 186816, 199591, 228104, 249088, 342156, 373632, 399182, 456208, 598773, 684312, 747264, 798364, 912416, 1197546, 1368624, 1596728, 1824832, 2395092, 2737248, 3193456, 3649664, 3963307, 4790184, 5474496, 6386912, 7299328, 7926614, 9580368, 10948992, 11889921, 12773824, 15853228, 19160736, 21897984, 23779842, 25547648, 27743149, 31706456, 38321472, 47559684, 51095296, 55486298, 63412912, 76642944, 83229447, 95119368, 110972596, 126825824, 153285888, 166458894, 190238736, 221945192, 253651648, 332917788, 380477472, 443890384, 507303296, 665835576, 760954944, 887780768, 1014606592, 1331671152, 1521909888, 1775561536, 2663342304, 3043819776, 3551123072, 5326684608, 7102246144, 10653369216, 21306738432]

約数ペア:

[(1, 21306738432), (2, 10653369216), (3, 7102246144), (4, 5326684608), (6, 3551123072), (7, 3043819776), (8, 2663342304), (12, 1775561536), (14, 1521909888), (16, 1331671152), (21, 1014606592), (24, 887780768), (28, 760954944), (32, 665835576), (42, 507303296), (48, 443890384), (56, 380477472), (64, 332917788), (84, 253651648), (96, 221945192), (112, 190238736), (128, 166458894), (139, 153285888), (168, 126825824), (192, 110972596), (224, 95119368), (256, 83229447), (278, 76642944), (336, 63412912), (384, 55486298), (417, 51095296), (448, 47559684), (556, 38321472), (672, 31706456), (768, 27743149), (834, 25547648), (896, 23779842), (973, 21897984), (1112, 19160736), (1344, 15853228), (1668, 12773824), (1792, 11889921), (1946, 10948992), (2224, 9580368), (2688, 7926614), (2919, 7299328), (3336, 6386912), (3892, 5474496), (4448, 4790184), (5376, 3963307), (5838, 3649664), (6672, 3193456), (7784, 2737248), (8896, 2395092), (11676, 1824832), (13344, 1596728), (15568, 1368624), (17792, 1197546), (23352, 912416), (26688, 798364), (28513, 747264), (31136, 684312), (35584, 598773), (46704, 456208), (53376, 399182), (57026, 373632), (62272, 342156), (85539, 249088), (93408, 228104), (106752, 199591), (114052, 186816), (124544, 171078)]