21665016

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{5279}}^1$

素因数の和:5313

約数の個数: 64

約数和(自身を含む): 63360000

約数和(自身を除く): 41694984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 108, 114, 152, 171, 216, 228, 342, 456, 513, 684, 1026, 1368, 2052, 4104, 5279, 10558, 15837, 21116, 31674, 42232, 47511, 63348, 95022, 100301, 126696, 142533, 190044, 200602, 285066, 300903, 380088, 401204, 570132, 601806, 802408, 902709, 1140264, 1203612, 1805418, 2407224, 2708127, 3610836, 5416254, 7221672, 10832508, 21665016]

約数ペア:

[(1, 21665016), (2, 10832508), (3, 7221672), (4, 5416254), (6, 3610836), (8, 2708127), (9, 2407224), (12, 1805418), (18, 1203612), (19, 1140264), (24, 902709), (27, 802408), (36, 601806), (38, 570132), (54, 401204), (57, 380088), (72, 300903), (76, 285066), (108, 200602), (114, 190044), (152, 142533), (171, 126696), (216, 100301), (228, 95022), (342, 63348), (456, 47511), (513, 42232), (684, 31674), (1026, 21116), (1368, 15837), (2052, 10558), (4104, 5279)]