21034468584

素因数分解:

$2^3\times 3^3\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{263}}^1$

素因数の和:509

約数の個数: 256

約数和(自身を含む): 61332480000

約数和(自身を除く): 40298011416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 43, 54, 72, 79, 86, 108, 109, 129, 158, 172, 216, 218, 237, 258, 263, 316, 327, 344, 387, 436, 474, 516, 526, 632, 654, 711, 774, 789, 872, 948, 981, 1032, 1052, 1161, 1308, 1422, 1548, 1578, 1896, 1962, 2104, 2133, 2322, 2367, 2616, 2844, 2943, 3096, 3156, 3397, 3924, 4266, 4644, 4687, 4734, 5688, 5886, 6312, 6794, 7101, 7848, 8532, 8611, 9288, 9374, 9468, 10191, 11309, 11772, 13588, 14061, 14202, 17064, 17222, 18748, 18936, 20382, 20777, 22618, 23544, 25833, 27176, 28122, 28404, 28667, 30573, 33927, 34444, 37496, 40764, 41554, 42183, 45236, 51666, 56244, 56808, 57334, 61146, 62331, 67854, 68888, 77499, 81528, 83108, 84366, 86001, 90472, 91719, 101781, 103332, 112488, 114668, 122292, 124662, 126549, 135708, 154998, 166216, 168732, 172002, 183438, 186993, 203562, 206664, 229336, 232497, 244584, 249324, 253098, 258003, 271416, 305343, 309996, 337464, 344004, 366876, 370273, 373986, 407124, 464994, 498648, 506196, 516006, 560979, 610686, 619992, 688008, 733752, 740546, 747972, 774009, 814248, 893411, 929988, 1012392, 1032012, 1110819, 1121958, 1221372, 1232681, 1481092, 1495944, 1548018, 1786822, 1859976, 2064024, 2221638, 2243916, 2264693, 2442744, 2465362, 2680233, 2962184, 3096036, 3332457, 3573644, 3698043, 4443276, 4487832, 4529386, 4930724, 5360466, 6192072, 6664914, 6794079, 7147288, 7396086, 8040699, 8886552, 9058772, 9861448, 9997371, 10720932, 11094129, 13329828, 13588158, 14792172, 16081398, 18117544, 19994742, 20382237, 21441864, 22188258, 24122097, 26659656, 27176316, 29584344, 32162796, 33282387, 39989484, 40764474, 44376516, 48244194, 54352632, 61146711, 64325592, 66564774, 79978968, 81528948, 88753032, 96488388, 97381799, 122293422, 133129548, 163057896, 192976776, 194763598, 244586844, 266259096, 292145397, 389527196, 489173688, 584290794, 779054392, 876436191, 1168581588, 1752872382, 2337163176, 2629308573, 3505744764, 5258617146, 7011489528, 10517234292, 21034468584]

約数ペア:

[(1, 21034468584), (2, 10517234292), (3, 7011489528), (4, 5258617146), (6, 3505744764), (8, 2629308573), (9, 2337163176), (12, 1752872382), (18, 1168581588), (24, 876436191), (27, 779054392), (36, 584290794), (43, 489173688), (54, 389527196), (72, 292145397), (79, 266259096), (86, 244586844), (108, 194763598), (109, 192976776), (129, 163057896), (158, 133129548), (172, 122293422), (216, 97381799), (218, 96488388), (237, 88753032), (258, 81528948), (263, 79978968), (316, 66564774), (327, 64325592), (344, 61146711), (387, 54352632), (436, 48244194), (474, 44376516), (516, 40764474), (526, 39989484), (632, 33282387), (654, 32162796), (711, 29584344), (774, 27176316), (789, 26659656), (872, 24122097), (948, 22188258), (981, 21441864), (1032, 20382237), (1052, 19994742), (1161, 18117544), (1308, 16081398), (1422, 14792172), (1548, 13588158), (1578, 13329828), (1896, 11094129), (1962, 10720932), (2104, 9997371), (2133, 9861448), (2322, 9058772), (2367, 8886552), (2616, 8040699), (2844, 7396086), (2943, 7147288), (3096, 6794079), (3156, 6664914), (3397, 6192072), (3924, 5360466), (4266, 4930724), (4644, 4529386), (4687, 4487832), (4734, 4443276), (5688, 3698043), (5886, 3573644), (6312, 3332457), (6794, 3096036), (7101, 2962184), (7848, 2680233), (8532, 2465362), (8611, 2442744), (9288, 2264693), (9374, 2243916), (9468, 2221638), (10191, 2064024), (11309, 1859976), (11772, 1786822), (13588, 1548018), (14061, 1495944), (14202, 1481092), (17064, 1232681), (17222, 1221372), (18748, 1121958), (18936, 1110819), (20382, 1032012), (20777, 1012392), (22618, 929988), (23544, 893411), (25833, 814248), (27176, 774009), (28122, 747972), (28404, 740546), (28667, 733752), (30573, 688008), (33927, 619992), (34444, 610686), (37496, 560979), (40764, 516006), (41554, 506196), (42183, 498648), (45236, 464994), (51666, 407124), (56244, 373986), (56808, 370273), (57334, 366876), (61146, 344004), (62331, 337464), (67854, 309996), (68888, 305343), (77499, 271416), (81528, 258003), (83108, 253098), (84366, 249324), (86001, 244584), (90472, 232497), (91719, 229336), (101781, 206664), (103332, 203562), (112488, 186993), (114668, 183438), (122292, 172002), (124662, 168732), (126549, 166216), (135708, 154998)]