21354934842

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{211}}^1\times {\mathrm{77023}}^1$

素因数の和:77315

約数の個数: 48

約数和(自身を含む): 47125747968

約数和(自身を除く): 25770813126

約数列:

[1, 2, 3, 6, 9, 18, 73, 146, 211, 219, 422, 438, 633, 657, 1266, 1314, 1899, 3798, 15403, 30806, 46209, 77023, 92418, 138627, 154046, 231069, 277254, 462138, 693207, 1386414, 5622679, 11245358, 16251853, 16868037, 32503706, 33736074, 48755559, 50604111, 97511118, 101208222, 146266677, 292533354, 1186385269, 2372770538, 3559155807, 7118311614, 10677467421, 21354934842]

約数ペア:

[(1, 21354934842), (2, 10677467421), (3, 7118311614), (6, 3559155807), (9, 2372770538), (18, 1186385269), (73, 292533354), (146, 146266677), (211, 101208222), (219, 97511118), (422, 50604111), (438, 48755559), (633, 33736074), (657, 32503706), (1266, 16868037), (1314, 16251853), (1899, 11245358), (3798, 5622679), (15403, 1386414), (30806, 693207), (46209, 462138), (77023, 277254), (92418, 231069), (138627, 154046)]