21218408304

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{277}}^1\times {\mathrm{51479}}^1$

素因数の和:51798

約数の個数: 80

約数和(自身を含む): 56787793920

約数和(自身を除く): 35569385616

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 277, 372, 496, 554, 744, 831, 1108, 1488, 1662, 2216, 3324, 4432, 6648, 8587, 13296, 17174, 25761, 34348, 51479, 51522, 68696, 102958, 103044, 137392, 154437, 205916, 206088, 308874, 411832, 412176, 617748, 823664, 1235496, 1595849, 2470992, 3191698, 4787547, 6383396, 9575094, 12766792, 14259683, 19150188, 25533584, 28519366, 38300376, 42779049, 57038732, 76600752, 85558098, 114077464, 171116196, 228154928, 342232392, 442050173, 684464784, 884100346, 1326150519, 1768200692, 2652301038, 3536401384, 5304602076, 7072802768, 10609204152, 21218408304]

約数ペア:

[(1, 21218408304), (2, 10609204152), (3, 7072802768), (4, 5304602076), (6, 3536401384), (8, 2652301038), (12, 1768200692), (16, 1326150519), (24, 884100346), (31, 684464784), (48, 442050173), (62, 342232392), (93, 228154928), (124, 171116196), (186, 114077464), (248, 85558098), (277, 76600752), (372, 57038732), (496, 42779049), (554, 38300376), (744, 28519366), (831, 25533584), (1108, 19150188), (1488, 14259683), (1662, 12766792), (2216, 9575094), (3324, 6383396), (4432, 4787547), (6648, 3191698), (8587, 2470992), (13296, 1595849), (17174, 1235496), (25761, 823664), (34348, 617748), (51479, 412176), (51522, 411832), (68696, 308874), (102958, 206088), (103044, 205916), (137392, 154437)]