21000346740

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{479}}^1$

素因数の和:634

約数の個数: 336

約数和(自身を含む): 69101383680

約数和(自身を除く): 48101036940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 81, 90, 93, 97, 108, 124, 135, 155, 162, 180, 186, 194, 243, 270, 279, 291, 310, 324, 372, 388, 405, 465, 479, 485, 486, 540, 558, 582, 620, 729, 810, 837, 873, 930, 958, 970, 972, 1116, 1164, 1215, 1395, 1437, 1455, 1458, 1620, 1674, 1746, 1860, 1916, 1940, 2395, 2430, 2511, 2619, 2790, 2874, 2910, 2916, 3007, 3348, 3492, 3645, 4185, 4311, 4365, 4790, 4860, 5022, 5238, 5580, 5748, 5820, 6014, 7185, 7290, 7533, 7857, 8370, 8622, 8730, 9021, 9580, 10044, 10476, 12028, 12555, 12933, 13095, 14370, 14580, 14849, 15035, 15066, 15714, 16740, 17244, 17460, 18042, 21555, 22599, 23571, 25110, 25866, 26190, 27063, 28740, 29698, 30070, 30132, 31428, 36084, 37665, 38799, 39285, 43110, 44547, 45105, 45198, 46463, 47142, 50220, 51732, 52380, 54126, 59396, 60140, 64665, 70713, 74245, 75330, 77598, 78570, 81189, 86220, 89094, 90210, 90396, 92926, 94284, 108252, 112995, 116397, 117855, 129330, 133641, 135315, 139389, 141426, 148490, 150660, 155196, 157140, 162378, 178188, 180420, 185852, 193995, 222735, 225990, 232315, 232794, 235710, 243567, 258660, 267282, 270630, 278778, 282852, 296980, 324756, 349191, 353565, 387990, 400923, 405945, 418167, 445470, 451980, 464630, 465588, 471420, 487134, 534564, 541260, 557556, 581985, 668205, 696945, 698382, 707130, 730701, 775980, 801846, 811890, 836334, 890940, 929260, 974268, 1163970, 1202769, 1217835, 1254501, 1336410, 1393890, 1396764, 1414260, 1440353, 1461402, 1603692, 1623780, 1672668, 1745955, 2004615, 2090835, 2192103, 2327940, 2405538, 2435670, 2509002, 2672820, 2787780, 2880706, 2922804, 3491910, 3608307, 3653505, 3763503, 4009230, 4181670, 4321059, 4384206, 4811076, 4871340, 5018004, 5761412, 6013845, 6272505, 6983820, 7201765, 7216614, 7307010, 7527006, 8018460, 8363340, 8642118, 8768412, 10824921, 10960515, 11290509, 12027690, 12545010, 12963177, 14403530, 14433228, 14614020, 15054012, 17284236, 18041535, 18817515, 21605295, 21649842, 21921030, 22581018, 24055380, 25090020, 25926354, 28807060, 33871527, 36083070, 37635030, 38889531, 43210590, 43299684, 43842060, 45162036, 51852708, 54124605, 56452545, 64815885, 67743054, 72166140, 75270060, 77779062, 86421180, 108249210, 112905090, 116668593, 129631770, 135486108, 155558124, 169357635, 194447655, 216498420, 225810180, 233337186, 259263540, 338715270, 350005779, 388895310, 466674372, 583342965, 677430540, 700011558, 777790620, 1050017337, 1166685930, 1400023116, 1750028895, 2100034674, 2333371860, 3500057790, 4200069348, 5250086685, 7000115580, 10500173370, 21000346740]

約数ペア:

[(1, 21000346740), (2, 10500173370), (3, 7000115580), (4, 5250086685), (5, 4200069348), (6, 3500057790), (9, 2333371860), (10, 2100034674), (12, 1750028895), (15, 1400023116), (18, 1166685930), (20, 1050017337), (27, 777790620), (30, 700011558), (31, 677430540), (36, 583342965), (45, 466674372), (54, 388895310), (60, 350005779), (62, 338715270), (81, 259263540), (90, 233337186), (93, 225810180), (97, 216498420), (108, 194447655), (124, 169357635), (135, 155558124), (155, 135486108), (162, 129631770), (180, 116668593), (186, 112905090), (194, 108249210), (243, 86421180), (270, 77779062), (279, 75270060), (291, 72166140), (310, 67743054), (324, 64815885), (372, 56452545), (388, 54124605), (405, 51852708), (465, 45162036), (479, 43842060), (485, 43299684), (486, 43210590), (540, 38889531), (558, 37635030), (582, 36083070), (620, 33871527), (729, 28807060), (810, 25926354), (837, 25090020), (873, 24055380), (930, 22581018), (958, 21921030), (970, 21649842), (972, 21605295), (1116, 18817515), (1164, 18041535), (1215, 17284236), (1395, 15054012), (1437, 14614020), (1455, 14433228), (1458, 14403530), (1620, 12963177), (1674, 12545010), (1746, 12027690), (1860, 11290509), (1916, 10960515), (1940, 10824921), (2395, 8768412), (2430, 8642118), (2511, 8363340), (2619, 8018460), (2790, 7527006), (2874, 7307010), (2910, 7216614), (2916, 7201765), (3007, 6983820), (3348, 6272505), (3492, 6013845), (3645, 5761412), (4185, 5018004), (4311, 4871340), (4365, 4811076), (4790, 4384206), (4860, 4321059), (5022, 4181670), (5238, 4009230), (5580, 3763503), (5748, 3653505), (5820, 3608307), (6014, 3491910), (7185, 2922804), (7290, 2880706), (7533, 2787780), (7857, 2672820), (8370, 2509002), (8622, 2435670), (8730, 2405538), (9021, 2327940), (9580, 2192103), (10044, 2090835), (10476, 2004615), (12028, 1745955), (12555, 1672668), (12933, 1623780), (13095, 1603692), (14370, 1461402), (14580, 1440353), (14849, 1414260), (15035, 1396764), (15066, 1393890), (15714, 1336410), (16740, 1254501), (17244, 1217835), (17460, 1202769), (18042, 1163970), (21555, 974268), (22599, 929260), (23571, 890940), (25110, 836334), (25866, 811890), (26190, 801846), (27063, 775980), (28740, 730701), (29698, 707130), (30070, 698382), (30132, 696945), (31428, 668205), (36084, 581985), (37665, 557556), (38799, 541260), (39285, 534564), (43110, 487134), (44547, 471420), (45105, 465588), (45198, 464630), (46463, 451980), (47142, 445470), (50220, 418167), (51732, 405945), (52380, 400923), (54126, 387990), (59396, 353565), (60140, 349191), (64665, 324756), (70713, 296980), (74245, 282852), (75330, 278778), (77598, 270630), (78570, 267282), (81189, 258660), (86220, 243567), (89094, 235710), (90210, 232794), (90396, 232315), (92926, 225990), (94284, 222735), (108252, 193995), (112995, 185852), (116397, 180420), (117855, 178188), (129330, 162378), (133641, 157140), (135315, 155196), (139389, 150660), (141426, 148490)]