21400699008

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{72661}}^1$

素因数の和:72750

約数の個数: 128

約数和(自身を含む): 62256801600

約数和(自身を除く): 40856102592

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 59, 64, 78, 96, 104, 118, 128, 156, 177, 192, 208, 236, 312, 354, 384, 416, 472, 624, 708, 767, 832, 944, 1248, 1416, 1534, 1664, 1888, 2301, 2496, 2832, 3068, 3776, 4602, 4992, 5664, 6136, 7552, 9204, 11328, 12272, 18408, 22656, 24544, 36816, 49088, 72661, 73632, 98176, 145322, 147264, 217983, 290644, 294528, 435966, 581288, 871932, 944593, 1162576, 1743864, 1889186, 2325152, 2833779, 3487728, 3778372, 4286999, 4650304, 5667558, 6975456, 7556744, 8573998, 9300608, 11335116, 12860997, 13950912, 15113488, 17147996, 22670232, 25721994, 27901824, 30226976, 34295992, 45340464, 51443988, 55730987, 60453952, 68591984, 90680928, 102887976, 111461974, 120907904, 137183968, 167192961, 181361856, 205775952, 222923948, 274367936, 334385922, 362723712, 411551904, 445847896, 548735872, 668771844, 823103808, 891695792, 1337543688, 1646207616, 1783391584, 2675087376, 3566783168, 5350174752, 7133566336, 10700349504, 21400699008]

約数ペア:

[(1, 21400699008), (2, 10700349504), (3, 7133566336), (4, 5350174752), (6, 3566783168), (8, 2675087376), (12, 1783391584), (13, 1646207616), (16, 1337543688), (24, 891695792), (26, 823103808), (32, 668771844), (39, 548735872), (48, 445847896), (52, 411551904), (59, 362723712), (64, 334385922), (78, 274367936), (96, 222923948), (104, 205775952), (118, 181361856), (128, 167192961), (156, 137183968), (177, 120907904), (192, 111461974), (208, 102887976), (236, 90680928), (312, 68591984), (354, 60453952), (384, 55730987), (416, 51443988), (472, 45340464), (624, 34295992), (708, 30226976), (767, 27901824), (832, 25721994), (944, 22670232), (1248, 17147996), (1416, 15113488), (1534, 13950912), (1664, 12860997), (1888, 11335116), (2301, 9300608), (2496, 8573998), (2832, 7556744), (3068, 6975456), (3776, 5667558), (4602, 4650304), (4992, 4286999), (5664, 3778372), (6136, 3487728), (7552, 2833779), (9204, 2325152), (11328, 1889186), (12272, 1743864), (18408, 1162576), (22656, 944593), (24544, 871932), (36816, 581288), (49088, 435966), (72661, 294528), (73632, 290644), (98176, 217983), (145322, 147264)]