21160368

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{6389}}^1$

素因数の和:6426

約数の個数: 60

約数和(自身を含む): 61804080

約数和(自身を除く): 40643712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 48, 69, 72, 92, 138, 144, 184, 207, 276, 368, 414, 552, 828, 1104, 1656, 3312, 6389, 12778, 19167, 25556, 38334, 51112, 57501, 76668, 102224, 115002, 146947, 153336, 230004, 293894, 306672, 440841, 460008, 587788, 881682, 920016, 1175576, 1322523, 1763364, 2351152, 2645046, 3526728, 5290092, 7053456, 10580184, 21160368]

約数ペア:

[(1, 21160368), (2, 10580184), (3, 7053456), (4, 5290092), (6, 3526728), (8, 2645046), (9, 2351152), (12, 1763364), (16, 1322523), (18, 1175576), (23, 920016), (24, 881682), (36, 587788), (46, 460008), (48, 440841), (69, 306672), (72, 293894), (92, 230004), (138, 153336), (144, 146947), (184, 115002), (207, 102224), (276, 76668), (368, 57501), (414, 51112), (552, 38334), (828, 25556), (1104, 19167), (1656, 12778), (3312, 6389)]