21350116144

素因数分解:

$2^4\times 7^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{14401}}^1$

素因数の和:14515

約数の個数: 120

約数和(自身を含む): 50489494656

約数和(自身を除く): 29139378512

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 49, 56, 61, 62, 98, 112, 122, 124, 196, 217, 244, 248, 392, 427, 434, 488, 496, 784, 854, 868, 976, 1519, 1708, 1736, 1891, 2989, 3038, 3416, 3472, 3782, 5978, 6076, 6832, 7564, 11956, 12152, 13237, 14401, 15128, 23912, 24304, 26474, 28802, 30256, 47824, 52948, 57604, 92659, 100807, 105896, 115208, 185318, 201614, 211792, 230416, 370636, 403228, 446431, 705649, 741272, 806456, 878461, 892862, 1411298, 1482544, 1612912, 1756922, 1785724, 2822596, 3125017, 3513844, 3571448, 5645192, 6149227, 6250034, 7027688, 7142896, 11290384, 12298454, 12500068, 14055376, 21875119, 24596908, 25000136, 27232291, 43044589, 43750238, 49193816, 50000272, 54464582, 86089178, 87500476, 98387632, 108929164, 172178356, 175000952, 190626037, 217858328, 344356712, 350001904, 381252074, 435716656, 688713424, 762504148, 1334382259, 1525008296, 2668764518, 3050016592, 5337529036, 10675058072, 21350116144]

約数ペア:

[(1, 21350116144), (2, 10675058072), (4, 5337529036), (7, 3050016592), (8, 2668764518), (14, 1525008296), (16, 1334382259), (28, 762504148), (31, 688713424), (49, 435716656), (56, 381252074), (61, 350001904), (62, 344356712), (98, 217858328), (112, 190626037), (122, 175000952), (124, 172178356), (196, 108929164), (217, 98387632), (244, 87500476), (248, 86089178), (392, 54464582), (427, 50000272), (434, 49193816), (488, 43750238), (496, 43044589), (784, 27232291), (854, 25000136), (868, 24596908), (976, 21875119), (1519, 14055376), (1708, 12500068), (1736, 12298454), (1891, 11290384), (2989, 7142896), (3038, 7027688), (3416, 6250034), (3472, 6149227), (3782, 5645192), (5978, 3571448), (6076, 3513844), (6832, 3125017), (7564, 2822596), (11956, 1785724), (12152, 1756922), (13237, 1612912), (14401, 1482544), (15128, 1411298), (23912, 892862), (24304, 878461), (26474, 806456), (28802, 741272), (30256, 705649), (47824, 446431), (52948, 403228), (57604, 370636), (92659, 230416), (100807, 211792), (105896, 201614), (115208, 185318)]