21494057886

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^2\times {\mathrm{653}}^1$

素因数の和:808

約数の個数: 192

約数和(自身を含む): 57520189440

約数和(自身を除く): 36026131554

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 42, 53, 54, 62, 63, 93, 106, 126, 159, 186, 189, 217, 279, 318, 371, 378, 434, 477, 558, 651, 653, 742, 837, 954, 1113, 1302, 1306, 1431, 1643, 1674, 1953, 1959, 2226, 2809, 2862, 3286, 3339, 3906, 3918, 4571, 4929, 5618, 5859, 5877, 6678, 8427, 9142, 9858, 10017, 11501, 11718, 11754, 13713, 14787, 16854, 17631, 19663, 20034, 20243, 23002, 25281, 27426, 29574, 34503, 34609, 35262, 39326, 40486, 41139, 44361, 50562, 58989, 60729, 69006, 69218, 75843, 82278, 87079, 88722, 103509, 103827, 117978, 121458, 123417, 141701, 151686, 174158, 176967, 182187, 207018, 207654, 242263, 246834, 261237, 283402, 310527, 311481, 353934, 364374, 425103, 484526, 522474, 530901, 546561, 609553, 621054, 622962, 726789, 783711, 850206, 934443, 1061802, 1072879, 1093122, 1219106, 1275309, 1453578, 1567422, 1828659, 1834277, 1868886, 2145758, 2180367, 2351133, 2550618, 3218637, 3657318, 3668554, 3825927, 4360734, 4702266, 5485977, 5502831, 6437274, 6541101, 7510153, 7651854, 9655911, 10971954, 11005662, 12839939, 13082202, 15020306, 16457931, 16508493, 19311822, 22530459, 25679878, 28967733, 32915862, 33016986, 38519817, 45060918, 49525479, 56862587, 57935466, 67591377, 77039634, 99050958, 113725174, 115559451, 135182754, 170587761, 202774131, 231118902, 341175522, 346678353, 398038109, 405548262, 511763283, 693356706, 796076218, 1023526566, 1194114327, 1535289849, 2388228654, 3070579698, 3582342981, 7164685962, 10747028943, 21494057886]

約数ペア:

[(1, 21494057886), (2, 10747028943), (3, 7164685962), (6, 3582342981), (7, 3070579698), (9, 2388228654), (14, 1535289849), (18, 1194114327), (21, 1023526566), (27, 796076218), (31, 693356706), (42, 511763283), (53, 405548262), (54, 398038109), (62, 346678353), (63, 341175522), (93, 231118902), (106, 202774131), (126, 170587761), (159, 135182754), (186, 115559451), (189, 113725174), (217, 99050958), (279, 77039634), (318, 67591377), (371, 57935466), (378, 56862587), (434, 49525479), (477, 45060918), (558, 38519817), (651, 33016986), (653, 32915862), (742, 28967733), (837, 25679878), (954, 22530459), (1113, 19311822), (1302, 16508493), (1306, 16457931), (1431, 15020306), (1643, 13082202), (1674, 12839939), (1953, 11005662), (1959, 10971954), (2226, 9655911), (2809, 7651854), (2862, 7510153), (3286, 6541101), (3339, 6437274), (3906, 5502831), (3918, 5485977), (4571, 4702266), (4929, 4360734), (5618, 3825927), (5859, 3668554), (5877, 3657318), (6678, 3218637), (8427, 2550618), (9142, 2351133), (9858, 2180367), (10017, 2145758), (11501, 1868886), (11718, 1834277), (11754, 1828659), (13713, 1567422), (14787, 1453578), (16854, 1275309), (17631, 1219106), (19663, 1093122), (20034, 1072879), (20243, 1061802), (23002, 934443), (25281, 850206), (27426, 783711), (29574, 726789), (34503, 622962), (34609, 621054), (35262, 609553), (39326, 546561), (40486, 530901), (41139, 522474), (44361, 484526), (50562, 425103), (58989, 364374), (60729, 353934), (69006, 311481), (69218, 310527), (75843, 283402), (82278, 261237), (87079, 246834), (88722, 242263), (103509, 207654), (103827, 207018), (117978, 182187), (121458, 176967), (123417, 174158), (141701, 151686)]