21380458932

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{673}}^1\times {\mathrm{126067}}^1$

素因数の和:126757

約数の個数: 72

約数和(自身を含む): 61858037696

約数和(自身を除く): 40477578764

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 673, 1346, 2019, 2692, 4038, 4711, 6057, 8076, 9422, 12114, 14133, 18844, 24228, 28266, 42399, 56532, 84798, 126067, 169596, 252134, 378201, 504268, 756402, 882469, 1134603, 1512804, 1764938, 2269206, 2647407, 3529876, 4538412, 5294814, 7942221, 10589628, 15884442, 31768884, 84843091, 169686182, 254529273, 339372364, 509058546, 593901637, 763587819, 1018117092, 1187803274, 1527175638, 1781704911, 2375606548, 3054351276, 3563409822, 5345114733, 7126819644, 10690229466, 21380458932]

約数ペア:

[(1, 21380458932), (2, 10690229466), (3, 7126819644), (4, 5345114733), (6, 3563409822), (7, 3054351276), (9, 2375606548), (12, 1781704911), (14, 1527175638), (18, 1187803274), (21, 1018117092), (28, 763587819), (36, 593901637), (42, 509058546), (63, 339372364), (84, 254529273), (126, 169686182), (252, 84843091), (673, 31768884), (1346, 15884442), (2019, 10589628), (2692, 7942221), (4038, 5294814), (4711, 4538412), (6057, 3529876), (8076, 2647407), (9422, 2269206), (12114, 1764938), (14133, 1512804), (18844, 1134603), (24228, 882469), (28266, 756402), (42399, 504268), (56532, 378201), (84798, 252134), (126067, 169596)]