2189208

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:256

約数の個数: 64

約数和(自身を含む): 6370560

約数和(自身を除く): 4181352

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 83, 84, 157, 166, 168, 249, 314, 332, 471, 498, 581, 628, 664, 942, 996, 1099, 1162, 1256, 1743, 1884, 1992, 2198, 2324, 3297, 3486, 3768, 4396, 4648, 6594, 6972, 8792, 13031, 13188, 13944, 26062, 26376, 39093, 52124, 78186, 91217, 104248, 156372, 182434, 273651, 312744, 364868, 547302, 729736, 1094604, 2189208]

約数ペア:

[(1, 2189208), (2, 1094604), (3, 729736), (4, 547302), (6, 364868), (7, 312744), (8, 273651), (12, 182434), (14, 156372), (21, 104248), (24, 91217), (28, 78186), (42, 52124), (56, 39093), (83, 26376), (84, 26062), (157, 13944), (166, 13188), (168, 13031), (249, 8792), (314, 6972), (332, 6594), (471, 4648), (498, 4396), (581, 3768), (628, 3486), (664, 3297), (942, 2324), (996, 2198), (1099, 1992), (1162, 1884), (1256, 1743)]