21449817136

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{653}}^1$

素因数の和:768

約数の個数: 180

約数和(自身を含む): 49312531296

約数和(自身を除く): 27862714160

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 47, 76, 88, 94, 121, 152, 176, 188, 209, 242, 304, 361, 376, 418, 484, 517, 653, 722, 752, 836, 893, 968, 1034, 1306, 1444, 1672, 1786, 1936, 2068, 2299, 2612, 2888, 3344, 3572, 3971, 4136, 4598, 5224, 5687, 5776, 7144, 7183, 7942, 8272, 9196, 9823, 10448, 11374, 12407, 14288, 14366, 15884, 16967, 18392, 19646, 22748, 24814, 28732, 30691, 31768, 33934, 36784, 39292, 43681, 45496, 49628, 57464, 61382, 63536, 67868, 78584, 79013, 87362, 90992, 99256, 108053, 114928, 122764, 135736, 136477, 157168, 158026, 174724, 186637, 198512, 216106, 235733, 245528, 271472, 272954, 316052, 337601, 349448, 373274, 432212, 471466, 491056, 545908, 583129, 632104, 675202, 698896, 746548, 864424, 942932, 1091816, 1166258, 1264208, 1350404, 1493096, 1501247, 1728848, 1885864, 2053007, 2183632, 2332516, 2593063, 2700808, 2986192, 3002494, 3713611, 3771728, 4106014, 4665032, 5186126, 5401616, 6004988, 6414419, 7427222, 8212028, 9330064, 10372252, 11079451, 12009976, 12828838, 14854444, 16424056, 20744504, 22158902, 24019952, 25657676, 28523693, 29708888, 32848112, 41489008, 44317804, 51315352, 57047386, 59417776, 70558609, 88635608, 102630704, 114094772, 121873961, 141117218, 177271216, 228189544, 243747922, 282234436, 456379088, 487495844, 564468872, 974991688, 1128937744, 1340613571, 1949983376, 2681227142, 5362454284, 10724908568, 21449817136]

約数ペア:

[(1, 21449817136), (2, 10724908568), (4, 5362454284), (8, 2681227142), (11, 1949983376), (16, 1340613571), (19, 1128937744), (22, 974991688), (38, 564468872), (44, 487495844), (47, 456379088), (76, 282234436), (88, 243747922), (94, 228189544), (121, 177271216), (152, 141117218), (176, 121873961), (188, 114094772), (209, 102630704), (242, 88635608), (304, 70558609), (361, 59417776), (376, 57047386), (418, 51315352), (484, 44317804), (517, 41489008), (653, 32848112), (722, 29708888), (752, 28523693), (836, 25657676), (893, 24019952), (968, 22158902), (1034, 20744504), (1306, 16424056), (1444, 14854444), (1672, 12828838), (1786, 12009976), (1936, 11079451), (2068, 10372252), (2299, 9330064), (2612, 8212028), (2888, 7427222), (3344, 6414419), (3572, 6004988), (3971, 5401616), (4136, 5186126), (4598, 4665032), (5224, 4106014), (5687, 3771728), (5776, 3713611), (7144, 3002494), (7183, 2986192), (7942, 2700808), (8272, 2593063), (9196, 2332516), (9823, 2183632), (10448, 2053007), (11374, 1885864), (12407, 1728848), (14288, 1501247), (14366, 1493096), (15884, 1350404), (16967, 1264208), (18392, 1166258), (19646, 1091816), (22748, 942932), (24814, 864424), (28732, 746548), (30691, 698896), (31768, 675202), (33934, 632104), (36784, 583129), (39292, 545908), (43681, 491056), (45496, 471466), (49628, 432212), (57464, 373274), (61382, 349448), (63536, 337601), (67868, 316052), (78584, 272954), (79013, 271472), (87362, 245528), (90992, 235733), (99256, 216106), (108053, 198512), (114928, 186637), (122764, 174724), (135736, 158026), (136477, 157168)]