21000485064

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1033}}^1\times {\mathrm{2833}}^1$

素因数の和:3911

約数の個数: 128

約数和(自身を含む): 59075976960

約数和(自身を除く): 38075491896

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 23, 24, 26, 39, 46, 52, 69, 78, 92, 104, 138, 156, 184, 276, 299, 312, 552, 598, 897, 1033, 1196, 1794, 2066, 2392, 2833, 3099, 3588, 4132, 5666, 6198, 7176, 8264, 8499, 11332, 12396, 13429, 16998, 22664, 23759, 24792, 26858, 33996, 36829, 40287, 47518, 53716, 65159, 67992, 71277, 73658, 80574, 95036, 107432, 110487, 130318, 142554, 147316, 161148, 190072, 195477, 220974, 260636, 285108, 294632, 308867, 322296, 390954, 441948, 521272, 570216, 617734, 781908, 847067, 883896, 926601, 1235468, 1563816, 1694134, 1853202, 2470936, 2541201, 2926489, 3388268, 3706404, 5082402, 5852978, 6776536, 7412808, 8779467, 10164804, 11705956, 17558934, 20329608, 23411912, 35117868, 38044357, 67309247, 70235736, 76088714, 114133071, 134618494, 152177428, 201927741, 228266142, 269236988, 304354856, 403855482, 456532284, 538473976, 807710964, 875020211, 913064568, 1615421928, 1750040422, 2625060633, 3500080844, 5250121266, 7000161688, 10500242532, 21000485064]

約数ペア:

[(1, 21000485064), (2, 10500242532), (3, 7000161688), (4, 5250121266), (6, 3500080844), (8, 2625060633), (12, 1750040422), (13, 1615421928), (23, 913064568), (24, 875020211), (26, 807710964), (39, 538473976), (46, 456532284), (52, 403855482), (69, 304354856), (78, 269236988), (92, 228266142), (104, 201927741), (138, 152177428), (156, 134618494), (184, 114133071), (276, 76088714), (299, 70235736), (312, 67309247), (552, 38044357), (598, 35117868), (897, 23411912), (1033, 20329608), (1196, 17558934), (1794, 11705956), (2066, 10164804), (2392, 8779467), (2833, 7412808), (3099, 6776536), (3588, 5852978), (4132, 5082402), (5666, 3706404), (6198, 3388268), (7176, 2926489), (8264, 2541201), (8499, 2470936), (11332, 1853202), (12396, 1694134), (13429, 1563816), (16998, 1235468), (22664, 926601), (23759, 883896), (24792, 847067), (26858, 781908), (33996, 617734), (36829, 570216), (40287, 521272), (47518, 441948), (53716, 390954), (65159, 322296), (67992, 308867), (71277, 294632), (73658, 285108), (80574, 260636), (95036, 220974), (107432, 195477), (110487, 190072), (130318, 161148), (142554, 147316)]