21002184

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{5953}}^1$

素因数の和:5979

約数の個数: 72

約数和(自身を含む): 66178710

約数和(自身を除く): 45176526

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 252, 294, 392, 441, 504, 588, 882, 1176, 1764, 3528, 5953, 11906, 17859, 23812, 35718, 41671, 47624, 53577, 71436, 83342, 107154, 125013, 142872, 166684, 214308, 250026, 291697, 333368, 375039, 428616, 500052, 583394, 750078, 875091, 1000104, 1166788, 1500156, 1750182, 2333576, 2625273, 3000312, 3500364, 5250546, 7000728, 10501092, 21002184]

約数ペア:

[(1, 21002184), (2, 10501092), (3, 7000728), (4, 5250546), (6, 3500364), (7, 3000312), (8, 2625273), (9, 2333576), (12, 1750182), (14, 1500156), (18, 1166788), (21, 1000104), (24, 875091), (28, 750078), (36, 583394), (42, 500052), (49, 428616), (56, 375039), (63, 333368), (72, 291697), (84, 250026), (98, 214308), (126, 166684), (147, 142872), (168, 125013), (196, 107154), (252, 83342), (294, 71436), (392, 53577), (441, 47624), (504, 41671), (588, 35718), (882, 23812), (1176, 17859), (1764, 11906), (3528, 5953)]