21314376

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:307

約数の個数: 96

約数和(自身を含む): 61513920

約数和(自身を除く): 40199544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 61, 69, 72, 92, 122, 138, 183, 184, 207, 211, 244, 276, 366, 414, 422, 488, 549, 552, 633, 732, 828, 844, 1098, 1266, 1403, 1464, 1656, 1688, 1899, 2196, 2532, 2806, 3798, 4209, 4392, 4853, 5064, 5612, 7596, 8418, 9706, 11224, 12627, 12871, 14559, 15192, 16836, 19412, 25254, 25742, 29118, 33672, 38613, 38824, 43677, 50508, 51484, 58236, 77226, 87354, 101016, 102968, 115839, 116472, 154452, 174708, 231678, 296033, 308904, 349416, 463356, 592066, 888099, 926712, 1184132, 1776198, 2368264, 2664297, 3552396, 5328594, 7104792, 10657188, 21314376]

約数ペア:

[(1, 21314376), (2, 10657188), (3, 7104792), (4, 5328594), (6, 3552396), (8, 2664297), (9, 2368264), (12, 1776198), (18, 1184132), (23, 926712), (24, 888099), (36, 592066), (46, 463356), (61, 349416), (69, 308904), (72, 296033), (92, 231678), (122, 174708), (138, 154452), (183, 116472), (184, 115839), (207, 102968), (211, 101016), (244, 87354), (276, 77226), (366, 58236), (414, 51484), (422, 50508), (488, 43677), (549, 38824), (552, 38613), (633, 33672), (732, 29118), (828, 25742), (844, 25254), (1098, 19412), (1266, 16836), (1403, 15192), (1464, 14559), (1656, 12871), (1688, 12627), (1899, 11224), (2196, 9706), (2532, 8418), (2806, 7596), (3798, 5612), (4209, 5064), (4392, 4853)]