21097032

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{509}}^1$

素因数の和:686

約数の個数: 64

約数和(自身を含む): 58017600

約数和(自身を除く): 36920568

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 157, 264, 314, 471, 509, 628, 942, 1018, 1256, 1527, 1727, 1884, 2036, 3054, 3454, 3768, 4072, 5181, 5599, 6108, 6908, 10362, 11198, 12216, 13816, 16797, 20724, 22396, 33594, 41448, 44792, 67188, 79913, 134376, 159826, 239739, 319652, 479478, 639304, 879043, 958956, 1758086, 1917912, 2637129, 3516172, 5274258, 7032344, 10548516, 21097032]

約数ペア:

[(1, 21097032), (2, 10548516), (3, 7032344), (4, 5274258), (6, 3516172), (8, 2637129), (11, 1917912), (12, 1758086), (22, 958956), (24, 879043), (33, 639304), (44, 479478), (66, 319652), (88, 239739), (132, 159826), (157, 134376), (264, 79913), (314, 67188), (471, 44792), (509, 41448), (628, 33594), (942, 22396), (1018, 20724), (1256, 16797), (1527, 13816), (1727, 12216), (1884, 11198), (2036, 10362), (3054, 6908), (3454, 6108), (3768, 5599), (4072, 5181)]