21277074

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1$

素因数の和:344

約数の個数: 96

約数和(自身を含む): 56306880

約数和(自身を除く): 35029806

約数列:

[1, 2, 3, 6, 7, 13, 14, 19, 21, 26, 38, 39, 42, 49, 57, 78, 91, 98, 114, 133, 147, 182, 247, 266, 273, 293, 294, 399, 494, 546, 586, 637, 741, 798, 879, 931, 1274, 1482, 1729, 1758, 1862, 1911, 2051, 2793, 3458, 3809, 3822, 4102, 5187, 5567, 5586, 6153, 7618, 10374, 11134, 11427, 12103, 12306, 14357, 16701, 22854, 24206, 26663, 28714, 33402, 36309, 38969, 43071, 53326, 72371, 72618, 77938, 79989, 86142, 116907, 144742, 159978, 186641, 217113, 233814, 272783, 373282, 434226, 506597, 545566, 559923, 818349, 1013194, 1119846, 1519791, 1636698, 3039582, 3546179, 7092358, 10638537, 21277074]

約数ペア:

[(1, 21277074), (2, 10638537), (3, 7092358), (6, 3546179), (7, 3039582), (13, 1636698), (14, 1519791), (19, 1119846), (21, 1013194), (26, 818349), (38, 559923), (39, 545566), (42, 506597), (49, 434226), (57, 373282), (78, 272783), (91, 233814), (98, 217113), (114, 186641), (133, 159978), (147, 144742), (182, 116907), (247, 86142), (266, 79989), (273, 77938), (293, 72618), (294, 72371), (399, 53326), (494, 43071), (546, 38969), (586, 36309), (637, 33402), (741, 28714), (798, 26663), (879, 24206), (931, 22854), (1274, 16701), (1482, 14357), (1729, 12306), (1758, 12103), (1862, 11427), (1911, 11134), (2051, 10374), (2793, 7618), (3458, 6153), (3809, 5586), (3822, 5567), (4102, 5187)]