21490950768

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{480911}}^1$

素因数の和:480955

約数の個数: 120

約数和(自身を含む): 67981720320

約数和(自身を除く): 46490769552

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 38, 42, 48, 49, 56, 57, 76, 84, 98, 112, 114, 133, 147, 152, 168, 196, 228, 266, 294, 304, 336, 392, 399, 456, 532, 588, 784, 798, 912, 931, 1064, 1176, 1596, 1862, 2128, 2352, 2793, 3192, 3724, 5586, 6384, 7448, 11172, 14896, 22344, 44688, 480911, 961822, 1442733, 1923644, 2885466, 3366377, 3847288, 5770932, 6732754, 7694576, 9137309, 10099131, 11541864, 13465508, 18274618, 20198262, 23083728, 23564639, 26931016, 27411927, 36549236, 40396524, 47129278, 53862032, 54823854, 63961163, 70693917, 73098472, 80793048, 94258556, 109647708, 127922326, 141387834, 146196944, 161586096, 188517112, 191883489, 219295416, 255844652, 282775668, 377034224, 383766978, 438590832, 447728141, 511689304, 565551336, 767533956, 895456282, 1023378608, 1131102672, 1343184423, 1535067912, 1790912564, 2686368846, 3070135824, 3581825128, 5372737692, 7163650256, 10745475384, 21490950768]

約数ペア:

[(1, 21490950768), (2, 10745475384), (3, 7163650256), (4, 5372737692), (6, 3581825128), (7, 3070135824), (8, 2686368846), (12, 1790912564), (14, 1535067912), (16, 1343184423), (19, 1131102672), (21, 1023378608), (24, 895456282), (28, 767533956), (38, 565551336), (42, 511689304), (48, 447728141), (49, 438590832), (56, 383766978), (57, 377034224), (76, 282775668), (84, 255844652), (98, 219295416), (112, 191883489), (114, 188517112), (133, 161586096), (147, 146196944), (152, 141387834), (168, 127922326), (196, 109647708), (228, 94258556), (266, 80793048), (294, 73098472), (304, 70693917), (336, 63961163), (392, 54823854), (399, 53862032), (456, 47129278), (532, 40396524), (588, 36549236), (784, 27411927), (798, 26931016), (912, 23564639), (931, 23083728), (1064, 20198262), (1176, 18274618), (1596, 13465508), (1862, 11541864), (2128, 10099131), (2352, 9137309), (2793, 7694576), (3192, 6732754), (3724, 5770932), (5586, 3847288), (6384, 3366377), (7448, 2885466), (11172, 1923644), (14896, 1442733), (22344, 961822), (44688, 480911)]