21436798032

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{31721}}^1$

素因数の和:31786

約数の個数: 180

約数和(自身を含む): 68189674644

約数和(自身を除く): 46752876612

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 24, 26, 36, 38, 39, 48, 52, 57, 72, 76, 78, 104, 114, 117, 144, 152, 156, 171, 208, 228, 234, 247, 304, 312, 342, 361, 456, 468, 494, 624, 684, 722, 741, 912, 936, 988, 1083, 1368, 1444, 1482, 1872, 1976, 2166, 2223, 2736, 2888, 2964, 3249, 3952, 4332, 4446, 4693, 5776, 5928, 6498, 8664, 8892, 9386, 11856, 12996, 14079, 17328, 17784, 18772, 25992, 28158, 31721, 35568, 37544, 42237, 51984, 56316, 63442, 75088, 84474, 95163, 112632, 126884, 168948, 190326, 225264, 253768, 285489, 337896, 380652, 412373, 507536, 570978, 602699, 675792, 761304, 824746, 1141956, 1205398, 1237119, 1522608, 1649492, 1808097, 2283912, 2410796, 2474238, 3298984, 3616194, 3711357, 4567824, 4821592, 4948476, 5424291, 6597968, 7232388, 7422714, 7835087, 9643184, 9896952, 10848582, 11451281, 14464776, 14845428, 15670174, 19793904, 21697164, 22902562, 23505261, 28929552, 29690856, 31340348, 34353843, 43394328, 45805124, 47010522, 59381712, 62680696, 68707686, 70515783, 86788656, 91610248, 94021044, 103061529, 125361392, 137415372, 141031566, 148866653, 183220496, 188042088, 206123058, 274830744, 282063132, 297733306, 376084176, 412246116, 446599959, 549661488, 564126264, 595466612, 824492232, 893199918, 1128252528, 1190933224, 1339799877, 1648984464, 1786399836, 2381866448, 2679599754, 3572799672, 5359199508, 7145599344, 10718399016, 21436798032]

約数ペア:

[(1, 21436798032), (2, 10718399016), (3, 7145599344), (4, 5359199508), (6, 3572799672), (8, 2679599754), (9, 2381866448), (12, 1786399836), (13, 1648984464), (16, 1339799877), (18, 1190933224), (19, 1128252528), (24, 893199918), (26, 824492232), (36, 595466612), (38, 564126264), (39, 549661488), (48, 446599959), (52, 412246116), (57, 376084176), (72, 297733306), (76, 282063132), (78, 274830744), (104, 206123058), (114, 188042088), (117, 183220496), (144, 148866653), (152, 141031566), (156, 137415372), (171, 125361392), (208, 103061529), (228, 94021044), (234, 91610248), (247, 86788656), (304, 70515783), (312, 68707686), (342, 62680696), (361, 59381712), (456, 47010522), (468, 45805124), (494, 43394328), (624, 34353843), (684, 31340348), (722, 29690856), (741, 28929552), (912, 23505261), (936, 22902562), (988, 21697164), (1083, 19793904), (1368, 15670174), (1444, 14845428), (1482, 14464776), (1872, 11451281), (1976, 10848582), (2166, 9896952), (2223, 9643184), (2736, 7835087), (2888, 7422714), (2964, 7232388), (3249, 6597968), (3952, 5424291), (4332, 4948476), (4446, 4821592), (4693, 4567824), (5776, 3711357), (5928, 3616194), (6498, 3298984), (8664, 2474238), (8892, 2410796), (9386, 2283912), (11856, 1808097), (12996, 1649492), (14079, 1522608), (17328, 1237119), (17784, 1205398), (18772, 1141956), (25992, 824746), (28158, 761304), (31721, 675792), (35568, 602699), (37544, 570978), (42237, 507536), (51984, 412373), (56316, 380652), (63442, 337896), (75088, 285489), (84474, 253768), (95163, 225264), (112632, 190326), (126884, 168948)]