21749030016

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{49639}}^1$

素因数の和:49826

約数の個数: 128

約数和(自身を含む): 66430233600

約数和(自身を除く): 44681203584

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 163, 168, 192, 224, 326, 336, 384, 448, 489, 652, 672, 896, 978, 1141, 1304, 1344, 1956, 2282, 2608, 2688, 3423, 3912, 4564, 5216, 6846, 7824, 9128, 10432, 13692, 15648, 18256, 20864, 27384, 31296, 36512, 49639, 54768, 62592, 73024, 99278, 109536, 146048, 148917, 198556, 219072, 297834, 347473, 397112, 438144, 595668, 694946, 794224, 1042419, 1191336, 1389892, 1588448, 2084838, 2382672, 2779784, 3176896, 4169676, 4765344, 5559568, 6353792, 8091157, 8339352, 9530688, 11119136, 16182314, 16678704, 19061376, 22238272, 24273471, 32364628, 33357408, 44476544, 48546942, 56638099, 64729256, 66714816, 97093884, 113276198, 129458512, 133429632, 169914297, 194187768, 226552396, 258917024, 339828594, 388375536, 453104792, 517834048, 679657188, 776751072, 906209584, 1035668096, 1359314376, 1553502144, 1812419168, 2718628752, 3107004288, 3624838336, 5437257504, 7249676672, 10874515008, 21749030016]

約数ペア:

[(1, 21749030016), (2, 10874515008), (3, 7249676672), (4, 5437257504), (6, 3624838336), (7, 3107004288), (8, 2718628752), (12, 1812419168), (14, 1553502144), (16, 1359314376), (21, 1035668096), (24, 906209584), (28, 776751072), (32, 679657188), (42, 517834048), (48, 453104792), (56, 388375536), (64, 339828594), (84, 258917024), (96, 226552396), (112, 194187768), (128, 169914297), (163, 133429632), (168, 129458512), (192, 113276198), (224, 97093884), (326, 66714816), (336, 64729256), (384, 56638099), (448, 48546942), (489, 44476544), (652, 33357408), (672, 32364628), (896, 24273471), (978, 22238272), (1141, 19061376), (1304, 16678704), (1344, 16182314), (1956, 11119136), (2282, 9530688), (2608, 8339352), (2688, 8091157), (3423, 6353792), (3912, 5559568), (4564, 4765344), (5216, 4169676), (6846, 3176896), (7824, 2779784), (9128, 2382672), (10432, 2084838), (13692, 1588448), (15648, 1389892), (18256, 1191336), (20864, 1042419), (27384, 794224), (31296, 694946), (36512, 595668), (49639, 438144), (54768, 397112), (62592, 347473), (73024, 297834), (99278, 219072), (109536, 198556), (146048, 148917)]