21020303360

素因数分解:

$2^{13}\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{439}}^1$

素因数の和:644

約数の個数: 224

約数和(自身を含む): 58129505280

約数和(自身を除く): 37109201920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 167, 224, 256, 280, 320, 334, 439, 448, 512, 560, 640, 668, 835, 878, 896, 1024, 1120, 1169, 1280, 1336, 1670, 1756, 1792, 2048, 2195, 2240, 2338, 2560, 2672, 3073, 3340, 3512, 3584, 4096, 4390, 4480, 4676, 5120, 5344, 5845, 6146, 6680, 7024, 7168, 8192, 8780, 8960, 9352, 10240, 10688, 11690, 12292, 13360, 14048, 14336, 15365, 17560, 17920, 18704, 20480, 21376, 23380, 24584, 26720, 28096, 28672, 30730, 35120, 35840, 37408, 40960, 42752, 46760, 49168, 53440, 56192, 57344, 61460, 70240, 71680, 73313, 74816, 85504, 93520, 98336, 106880, 112384, 122920, 140480, 143360, 146626, 149632, 171008, 187040, 196672, 213760, 224768, 245840, 280960, 286720, 293252, 299264, 342016, 366565, 374080, 393344, 427520, 449536, 491680, 513191, 561920, 586504, 598528, 684032, 733130, 748160, 786688, 855040, 899072, 983360, 1026382, 1123840, 1173008, 1197056, 1368064, 1466260, 1496320, 1573376, 1710080, 1798144, 1966720, 2052764, 2247680, 2346016, 2394112, 2565955, 2932520, 2992640, 3146752, 3420160, 3596288, 3933440, 4105528, 4495360, 4692032, 4788224, 5131910, 5865040, 5985280, 6293504, 6840320, 7866880, 8211056, 8990720, 9384064, 9576448, 10263820, 11730080, 11970560, 12587008, 15733760, 16422112, 17981440, 18768128, 20527640, 23460160, 23941120, 25174016, 31467520, 32844224, 37536256, 41055280, 46920320, 47882240, 62935040, 65688448, 75072512, 82110560, 93840640, 125870080, 131376896, 150145024, 164221120, 187681280, 262753792, 300290048, 328442240, 375362560, 525507584, 600580096, 656884480, 750725120, 1051015168, 1313768960, 1501450240, 2102030336, 2627537920, 3002900480, 4204060672, 5255075840, 10510151680, 21020303360]

約数ペア:

[(1, 21020303360), (2, 10510151680), (4, 5255075840), (5, 4204060672), (7, 3002900480), (8, 2627537920), (10, 2102030336), (14, 1501450240), (16, 1313768960), (20, 1051015168), (28, 750725120), (32, 656884480), (35, 600580096), (40, 525507584), (56, 375362560), (64, 328442240), (70, 300290048), (80, 262753792), (112, 187681280), (128, 164221120), (140, 150145024), (160, 131376896), (167, 125870080), (224, 93840640), (256, 82110560), (280, 75072512), (320, 65688448), (334, 62935040), (439, 47882240), (448, 46920320), (512, 41055280), (560, 37536256), (640, 32844224), (668, 31467520), (835, 25174016), (878, 23941120), (896, 23460160), (1024, 20527640), (1120, 18768128), (1169, 17981440), (1280, 16422112), (1336, 15733760), (1670, 12587008), (1756, 11970560), (1792, 11730080), (2048, 10263820), (2195, 9576448), (2240, 9384064), (2338, 8990720), (2560, 8211056), (2672, 7866880), (3073, 6840320), (3340, 6293504), (3512, 5985280), (3584, 5865040), (4096, 5131910), (4390, 4788224), (4480, 4692032), (4676, 4495360), (5120, 4105528), (5344, 3933440), (5845, 3596288), (6146, 3420160), (6680, 3146752), (7024, 2992640), (7168, 2932520), (8192, 2565955), (8780, 2394112), (8960, 2346016), (9352, 2247680), (10240, 2052764), (10688, 1966720), (11690, 1798144), (12292, 1710080), (13360, 1573376), (14048, 1496320), (14336, 1466260), (15365, 1368064), (17560, 1197056), (17920, 1173008), (18704, 1123840), (20480, 1026382), (21376, 983360), (23380, 899072), (24584, 855040), (26720, 786688), (28096, 748160), (28672, 733130), (30730, 684032), (35120, 598528), (35840, 586504), (37408, 561920), (40960, 513191), (42752, 491680), (46760, 449536), (49168, 427520), (53440, 393344), (56192, 374080), (57344, 366565), (61460, 342016), (70240, 299264), (71680, 293252), (73313, 286720), (74816, 280960), (85504, 245840), (93520, 224768), (98336, 213760), (106880, 196672), (112384, 187040), (122920, 171008), (140480, 149632), (143360, 146626)]