21255807456

素因数分解:

$2^5\times 3^4\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{1787}}^1$

素因数の和:2175

約数の個数: 240

約数和(自身を含む): 67549903344

約数和(自身を除く): 46294095888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 72, 78, 81, 96, 104, 108, 117, 144, 156, 162, 208, 216, 234, 288, 312, 324, 351, 353, 416, 432, 468, 624, 648, 702, 706, 864, 936, 1053, 1059, 1248, 1296, 1404, 1412, 1787, 1872, 2106, 2118, 2592, 2808, 2824, 3177, 3574, 3744, 4212, 4236, 4589, 5361, 5616, 5648, 6354, 7148, 8424, 8472, 9178, 9531, 10722, 11232, 11296, 12708, 13767, 14296, 16083, 16848, 16944, 18356, 19062, 21444, 23231, 25416, 27534, 28592, 28593, 32166, 33696, 33888, 36712, 38124, 41301, 42888, 46462, 48249, 50832, 55068, 57184, 57186, 64332, 69693, 73424, 76248, 82602, 85776, 92924, 96498, 101664, 110136, 114372, 123903, 128664, 139386, 144747, 146848, 152496, 165204, 171552, 185848, 192996, 209079, 220272, 228744, 247806, 257328, 278772, 289494, 304992, 330408, 371696, 371709, 385992, 418158, 440544, 457488, 495612, 514656, 557544, 578988, 627237, 630811, 660816, 743392, 743418, 771984, 836316, 914976, 991224, 1115088, 1157976, 1254474, 1261622, 1321632, 1486836, 1543968, 1672632, 1881711, 1892433, 1982448, 2230176, 2315952, 2508948, 2523244, 2973672, 3345264, 3763422, 3784866, 3964896, 4631904, 5017896, 5046488, 5677299, 5947344, 6690528, 7526844, 7569732, 8200543, 10035792, 10092976, 11354598, 11894688, 15053688, 15139464, 16401086, 17031897, 20071584, 20185952, 22709196, 24601629, 30107376, 30278928, 32802172, 34063794, 45418392, 49203258, 51095691, 60214752, 60557856, 65604344, 68127588, 73804887, 90836784, 98406516, 102191382, 131208688, 136255176, 147609774, 181673568, 196813032, 204382764, 221414661, 262417376, 272510352, 295219548, 393626064, 408765528, 442829322, 545020704, 590439096, 664243983, 787252128, 817531056, 885658644, 1180878192, 1328487966, 1635062112, 1771317288, 2361756384, 2656975932, 3542634576, 5313951864, 7085269152, 10627903728, 21255807456]

約数ペア:

[(1, 21255807456), (2, 10627903728), (3, 7085269152), (4, 5313951864), (6, 3542634576), (8, 2656975932), (9, 2361756384), (12, 1771317288), (13, 1635062112), (16, 1328487966), (18, 1180878192), (24, 885658644), (26, 817531056), (27, 787252128), (32, 664243983), (36, 590439096), (39, 545020704), (48, 442829322), (52, 408765528), (54, 393626064), (72, 295219548), (78, 272510352), (81, 262417376), (96, 221414661), (104, 204382764), (108, 196813032), (117, 181673568), (144, 147609774), (156, 136255176), (162, 131208688), (208, 102191382), (216, 98406516), (234, 90836784), (288, 73804887), (312, 68127588), (324, 65604344), (351, 60557856), (353, 60214752), (416, 51095691), (432, 49203258), (468, 45418392), (624, 34063794), (648, 32802172), (702, 30278928), (706, 30107376), (864, 24601629), (936, 22709196), (1053, 20185952), (1059, 20071584), (1248, 17031897), (1296, 16401086), (1404, 15139464), (1412, 15053688), (1787, 11894688), (1872, 11354598), (2106, 10092976), (2118, 10035792), (2592, 8200543), (2808, 7569732), (2824, 7526844), (3177, 6690528), (3574, 5947344), (3744, 5677299), (4212, 5046488), (4236, 5017896), (4589, 4631904), (5361, 3964896), (5616, 3784866), (5648, 3763422), (6354, 3345264), (7148, 2973672), (8424, 2523244), (8472, 2508948), (9178, 2315952), (9531, 2230176), (10722, 1982448), (11232, 1892433), (11296, 1881711), (12708, 1672632), (13767, 1543968), (14296, 1486836), (16083, 1321632), (16848, 1261622), (16944, 1254474), (18356, 1157976), (19062, 1115088), (21444, 991224), (23231, 914976), (25416, 836316), (27534, 771984), (28592, 743418), (28593, 743392), (32166, 660816), (33696, 630811), (33888, 627237), (36712, 578988), (38124, 557544), (41301, 514656), (42888, 495612), (46462, 457488), (48249, 440544), (50832, 418158), (55068, 385992), (57184, 371709), (57186, 371696), (64332, 330408), (69693, 304992), (73424, 289494), (76248, 278772), (82602, 257328), (85776, 247806), (92924, 228744), (96498, 220272), (101664, 209079), (110136, 192996), (114372, 185848), (123903, 171552), (128664, 165204), (139386, 152496), (144747, 146848)]