21409098920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1553}}^1$

素因数の和:1708

約数の個数: 256

約数和(自身を含む): 59211129600

約数和(自身を除く): 37802030680

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 19, 20, 22, 34, 38, 40, 44, 55, 68, 76, 85, 88, 95, 97, 110, 136, 152, 170, 187, 190, 194, 209, 220, 323, 340, 374, 380, 388, 418, 440, 485, 646, 680, 748, 760, 776, 836, 935, 970, 1045, 1067, 1292, 1496, 1553, 1615, 1649, 1672, 1843, 1870, 1940, 2090, 2134, 2584, 3106, 3230, 3298, 3553, 3686, 3740, 3880, 4180, 4268, 5335, 6212, 6460, 6596, 7106, 7372, 7480, 7765, 8245, 8360, 8536, 9215, 10670, 12424, 12920, 13192, 14212, 14744, 15530, 16490, 17083, 17765, 18139, 18430, 20273, 21340, 26401, 28424, 29507, 31060, 31331, 32980, 34166, 35530, 36278, 36860, 40546, 42680, 52802, 59014, 62120, 62662, 65960, 68332, 71060, 72556, 73720, 81092, 85415, 90695, 101365, 105604, 118028, 125324, 132005, 136664, 142120, 145112, 147535, 150641, 156655, 162184, 170830, 181390, 202730, 211208, 236056, 250648, 264010, 290411, 295070, 301282, 313310, 324577, 341660, 344641, 362780, 405460, 501619, 528020, 580822, 590140, 602564, 626620, 649154, 683320, 689282, 725560, 753205, 810920, 1003238, 1056040, 1161644, 1180280, 1205128, 1253240, 1298308, 1378564, 1452055, 1506410, 1622885, 1657051, 1723205, 2006476, 2323288, 2508095, 2560897, 2596616, 2757128, 2862179, 2904110, 3012820, 3245770, 3314102, 3446410, 4012952, 5016190, 5121794, 5517809, 5724358, 5808220, 6025640, 6491540, 6628204, 6892820, 8285255, 10032380, 10243588, 11035618, 11448716, 11616440, 12804485, 12983080, 13256408, 13785640, 14310895, 16570510, 20064760, 20487176, 22071236, 22897432, 25608970, 27589045, 28169867, 28621790, 31483969, 33141020, 44142472, 48657043, 51217940, 55178090, 56339734, 57243580, 62967938, 66282040, 97314086, 102435880, 110356180, 112679468, 114487160, 125935876, 140849335, 157419845, 194628172, 220712360, 225358936, 243285215, 251871752, 281698670, 314839690, 389256344, 486570430, 535227473, 563397340, 629679380, 973140860, 1070454946, 1126794680, 1259358760, 1946281720, 2140909892, 2676137365, 4281819784, 5352274730, 10704549460, 21409098920]

約数ペア:

[(1, 21409098920), (2, 10704549460), (4, 5352274730), (5, 4281819784), (8, 2676137365), (10, 2140909892), (11, 1946281720), (17, 1259358760), (19, 1126794680), (20, 1070454946), (22, 973140860), (34, 629679380), (38, 563397340), (40, 535227473), (44, 486570430), (55, 389256344), (68, 314839690), (76, 281698670), (85, 251871752), (88, 243285215), (95, 225358936), (97, 220712360), (110, 194628172), (136, 157419845), (152, 140849335), (170, 125935876), (187, 114487160), (190, 112679468), (194, 110356180), (209, 102435880), (220, 97314086), (323, 66282040), (340, 62967938), (374, 57243580), (380, 56339734), (388, 55178090), (418, 51217940), (440, 48657043), (485, 44142472), (646, 33141020), (680, 31483969), (748, 28621790), (760, 28169867), (776, 27589045), (836, 25608970), (935, 22897432), (970, 22071236), (1045, 20487176), (1067, 20064760), (1292, 16570510), (1496, 14310895), (1553, 13785640), (1615, 13256408), (1649, 12983080), (1672, 12804485), (1843, 11616440), (1870, 11448716), (1940, 11035618), (2090, 10243588), (2134, 10032380), (2584, 8285255), (3106, 6892820), (3230, 6628204), (3298, 6491540), (3553, 6025640), (3686, 5808220), (3740, 5724358), (3880, 5517809), (4180, 5121794), (4268, 5016190), (5335, 4012952), (6212, 3446410), (6460, 3314102), (6596, 3245770), (7106, 3012820), (7372, 2904110), (7480, 2862179), (7765, 2757128), (8245, 2596616), (8360, 2560897), (8536, 2508095), (9215, 2323288), (10670, 2006476), (12424, 1723205), (12920, 1657051), (13192, 1622885), (14212, 1506410), (14744, 1452055), (15530, 1378564), (16490, 1298308), (17083, 1253240), (17765, 1205128), (18139, 1180280), (18430, 1161644), (20273, 1056040), (21340, 1003238), (26401, 810920), (28424, 753205), (29507, 725560), (31060, 689282), (31331, 683320), (32980, 649154), (34166, 626620), (35530, 602564), (36278, 590140), (36860, 580822), (40546, 528020), (42680, 501619), (52802, 405460), (59014, 362780), (62120, 344641), (62662, 341660), (65960, 324577), (68332, 313310), (71060, 301282), (72556, 295070), (73720, 290411), (81092, 264010), (85415, 250648), (90695, 236056), (101365, 211208), (105604, 202730), (118028, 181390), (125324, 170830), (132005, 162184), (136664, 156655), (142120, 150641), (145112, 147535)]