21953036976

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1\times {\mathrm{1997}}^1$

素因数の和:2323

約数の個数: 160

約数和(自身を含む): 62156021760

約数和(自身を除く): 40202984784

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 79, 104, 156, 158, 208, 223, 237, 312, 316, 446, 474, 624, 632, 669, 892, 948, 1027, 1264, 1338, 1784, 1896, 1997, 2054, 2676, 2899, 3081, 3568, 3792, 3994, 4108, 5352, 5798, 5991, 6162, 7988, 8216, 8697, 10704, 11596, 11982, 12324, 15976, 16432, 17394, 17617, 23192, 23964, 24648, 25961, 31952, 34788, 35234, 46384, 47928, 49296, 51922, 52851, 69576, 70468, 77883, 95856, 103844, 105702, 139152, 140936, 155766, 157763, 207688, 211404, 229021, 281872, 311532, 315526, 415376, 422808, 445331, 458042, 473289, 623064, 631052, 687063, 845616, 890662, 916084, 946578, 1246128, 1262104, 1335993, 1374126, 1781324, 1832168, 1893156, 2050919, 2524208, 2671986, 2748252, 3562648, 3664336, 3786312, 4101838, 5343972, 5496504, 5789303, 6152757, 7125296, 7572624, 8203676, 10687944, 10993008, 11578606, 12305514, 16407352, 17367909, 21375888, 23157212, 24611028, 32814704, 34735818, 35181149, 46314424, 49222056, 69471636, 70362298, 92628848, 98444112, 105543447, 138943272, 140724596, 211086894, 277886544, 281449192, 422173788, 457354937, 562898384, 844347576, 914709874, 1372064811, 1688695152, 1829419748, 2744129622, 3658839496, 5488259244, 7317678992, 10976518488, 21953036976]

約数ペア:

[(1, 21953036976), (2, 10976518488), (3, 7317678992), (4, 5488259244), (6, 3658839496), (8, 2744129622), (12, 1829419748), (13, 1688695152), (16, 1372064811), (24, 914709874), (26, 844347576), (39, 562898384), (48, 457354937), (52, 422173788), (78, 281449192), (79, 277886544), (104, 211086894), (156, 140724596), (158, 138943272), (208, 105543447), (223, 98444112), (237, 92628848), (312, 70362298), (316, 69471636), (446, 49222056), (474, 46314424), (624, 35181149), (632, 34735818), (669, 32814704), (892, 24611028), (948, 23157212), (1027, 21375888), (1264, 17367909), (1338, 16407352), (1784, 12305514), (1896, 11578606), (1997, 10993008), (2054, 10687944), (2676, 8203676), (2899, 7572624), (3081, 7125296), (3568, 6152757), (3792, 5789303), (3994, 5496504), (4108, 5343972), (5352, 4101838), (5798, 3786312), (5991, 3664336), (6162, 3562648), (7988, 2748252), (8216, 2671986), (8697, 2524208), (10704, 2050919), (11596, 1893156), (11982, 1832168), (12324, 1781324), (15976, 1374126), (16432, 1335993), (17394, 1262104), (17617, 1246128), (23192, 946578), (23964, 916084), (24648, 890662), (25961, 845616), (31952, 687063), (34788, 631052), (35234, 623064), (46384, 473289), (47928, 458042), (49296, 445331), (51922, 422808), (52851, 415376), (69576, 315526), (70468, 311532), (77883, 281872), (95856, 229021), (103844, 211404), (105702, 207688), (139152, 157763), (140936, 155766)]