21499715584

素因数分解:

$2^{13}\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{587}}^1$

素因数の和:893

約数の個数: 112

約数和(自身を含む): 45776985408

約数和(自身を除く): 24277269824

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 263, 272, 512, 526, 544, 587, 1024, 1052, 1088, 1174, 2048, 2104, 2176, 2348, 4096, 4208, 4352, 4471, 4696, 8192, 8416, 8704, 8942, 9392, 9979, 16832, 17408, 17884, 18784, 19958, 33664, 34816, 35768, 37568, 39916, 67328, 69632, 71536, 75136, 79832, 134656, 139264, 143072, 150272, 154381, 159664, 269312, 286144, 300544, 308762, 319328, 538624, 572288, 601088, 617524, 638656, 1077248, 1144576, 1202176, 1235048, 1277312, 2154496, 2289152, 2404352, 2470096, 2554624, 2624477, 4578304, 4808704, 4940192, 5109248, 5248954, 9156608, 9880384, 10218496, 10497908, 18313216, 19760768, 20436992, 20995816, 36626432, 39521536, 40873984, 41991632, 79043072, 81747968, 83983264, 158086144, 167966528, 316172288, 335933056, 632344576, 671866112, 1264689152, 1343732224, 2687464448, 5374928896, 10749857792, 21499715584]

約数ペア:

[(1, 21499715584), (2, 10749857792), (4, 5374928896), (8, 2687464448), (16, 1343732224), (17, 1264689152), (32, 671866112), (34, 632344576), (64, 335933056), (68, 316172288), (128, 167966528), (136, 158086144), (256, 83983264), (263, 81747968), (272, 79043072), (512, 41991632), (526, 40873984), (544, 39521536), (587, 36626432), (1024, 20995816), (1052, 20436992), (1088, 19760768), (1174, 18313216), (2048, 10497908), (2104, 10218496), (2176, 9880384), (2348, 9156608), (4096, 5248954), (4208, 5109248), (4352, 4940192), (4471, 4808704), (4696, 4578304), (8192, 2624477), (8416, 2554624), (8704, 2470096), (8942, 2404352), (9392, 2289152), (9979, 2154496), (16832, 1277312), (17408, 1235048), (17884, 1202176), (18784, 1144576), (19958, 1077248), (33664, 638656), (34816, 617524), (35768, 601088), (37568, 572288), (39916, 538624), (67328, 319328), (69632, 308762), (71536, 300544), (75136, 286144), (79832, 269312), (134656, 159664), (139264, 154381), (143072, 150272)]