21000608692

素因数分解:

$2^2\times 7^1\times {\mathrm{193}}^1\times {\mathrm{659}}^1\times {\mathrm{5897}}^1$

素因数の和:6760

約数の個数: 48

約数和(自身を含む): 42290075520

約数和(自身を除く): 21289466828

約数列:

[1, 2, 4, 7, 14, 28, 193, 386, 659, 772, 1318, 1351, 2636, 2702, 4613, 5404, 5897, 9226, 11794, 18452, 23588, 41279, 82558, 127187, 165116, 254374, 508748, 890309, 1138121, 1780618, 2276242, 3561236, 3886123, 4552484, 7772246, 7966847, 15544492, 15933694, 27202861, 31867388, 54405722, 108811444, 750021739, 1500043478, 3000086956, 5250152173, 10500304346, 21000608692]

約数ペア:

[(1, 21000608692), (2, 10500304346), (4, 5250152173), (7, 3000086956), (14, 1500043478), (28, 750021739), (193, 108811444), (386, 54405722), (659, 31867388), (772, 27202861), (1318, 15933694), (1351, 15544492), (2636, 7966847), (2702, 7772246), (4613, 4552484), (5404, 3886123), (5897, 3561236), (9226, 2276242), (11794, 1780618), (18452, 1138121), (23588, 890309), (41279, 508748), (82558, 254374), (127187, 165116)]