21704004

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1511}}^1$

素因数の和:1550

約数の個数: 96

約数和(自身を含む): 67737600

約数和(自身を除く): 46033596

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 36, 38, 42, 54, 57, 63, 76, 84, 108, 114, 126, 133, 171, 189, 228, 252, 266, 342, 378, 399, 513, 532, 684, 756, 798, 1026, 1197, 1511, 1596, 2052, 2394, 3022, 3591, 4533, 4788, 6044, 7182, 9066, 10577, 13599, 14364, 18132, 21154, 27198, 28709, 31731, 40797, 42308, 54396, 57418, 63462, 81594, 86127, 95193, 114836, 126924, 163188, 172254, 190386, 200963, 258381, 285579, 344508, 380772, 401926, 516762, 571158, 602889, 775143, 803852, 1033524, 1142316, 1205778, 1550286, 1808667, 2411556, 3100572, 3617334, 5426001, 7234668, 10852002, 21704004]

約数ペア:

[(1, 21704004), (2, 10852002), (3, 7234668), (4, 5426001), (6, 3617334), (7, 3100572), (9, 2411556), (12, 1808667), (14, 1550286), (18, 1205778), (19, 1142316), (21, 1033524), (27, 803852), (28, 775143), (36, 602889), (38, 571158), (42, 516762), (54, 401926), (57, 380772), (63, 344508), (76, 285579), (84, 258381), (108, 200963), (114, 190386), (126, 172254), (133, 163188), (171, 126924), (189, 114836), (228, 95193), (252, 86127), (266, 81594), (342, 63462), (378, 57418), (399, 54396), (513, 42308), (532, 40797), (684, 31731), (756, 28709), (798, 27198), (1026, 21154), (1197, 18132), (1511, 14364), (1596, 13599), (2052, 10577), (2394, 9066), (3022, 7182), (3591, 6044), (4533, 4788)]