21167150056

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{78311}}^1$

素因数の和:78466

約数の個数: 64

約数和(自身を含む): 44994942720

約数和(自身を除く): 23827792664

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 92, 104, 113, 184, 226, 299, 452, 598, 904, 1196, 1469, 2392, 2599, 2938, 5198, 5876, 10396, 11752, 20792, 33787, 67574, 78311, 135148, 156622, 270296, 313244, 626488, 1018043, 1801153, 2036086, 3602306, 4072172, 7204612, 8144344, 8849143, 14409224, 17698286, 23414989, 35396572, 46829978, 70793144, 93659956, 115038859, 187319912, 203530289, 230077718, 407060578, 460155436, 814121156, 920310872, 1628242312, 2645893757, 5291787514, 10583575028, 21167150056]

約数ペア:

[(1, 21167150056), (2, 10583575028), (4, 5291787514), (8, 2645893757), (13, 1628242312), (23, 920310872), (26, 814121156), (46, 460155436), (52, 407060578), (92, 230077718), (104, 203530289), (113, 187319912), (184, 115038859), (226, 93659956), (299, 70793144), (452, 46829978), (598, 35396572), (904, 23414989), (1196, 17698286), (1469, 14409224), (2392, 8849143), (2599, 8144344), (2938, 7204612), (5198, 4072172), (5876, 3602306), (10396, 2036086), (11752, 1801153), (20792, 1018043), (33787, 626488), (67574, 313244), (78311, 270296), (135148, 156622)]