21306058004

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{3851}}^1$

素因数の和:3978

約数の個数: 144

約数和(自身を含む): 49575794688

約数和(自身を除く): 28269736684

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 71, 77, 92, 121, 142, 154, 161, 242, 253, 284, 308, 322, 484, 497, 506, 644, 781, 847, 994, 1012, 1562, 1633, 1694, 1771, 1988, 2783, 3124, 3266, 3388, 3542, 3851, 5467, 5566, 6532, 7084, 7702, 8591, 10934, 11132, 11431, 15404, 17182, 17963, 19481, 21868, 22862, 26957, 34364, 35926, 38962, 42361, 45724, 53914, 60137, 71852, 77924, 84722, 88573, 107828, 120274, 125741, 169444, 177146, 197593, 240548, 251482, 273421, 296527, 354292, 395186, 465971, 502964, 546842, 593054, 620011, 790372, 931942, 974303, 1093684, 1186108, 1240022, 1383151, 1863884, 1913947, 1948606, 2480044, 2766302, 3007631, 3261797, 3827894, 3897212, 5532604, 6015262, 6288683, 6523594, 6820121, 7655788, 10717333, 12030524, 12577366, 13047188, 13640242, 21053417, 21434666, 25154732, 27280484, 33083941, 42106834, 42869332, 44020781, 66167882, 69175513, 75021331, 84213668, 88041562, 132335764, 138351026, 150042662, 176083124, 231587587, 276702052, 300085324, 463175174, 484228591, 760930643, 926350348, 968457182, 1521861286, 1936914364, 3043722572, 5326514501, 10653029002, 21306058004]

約数ペア:

[(1, 21306058004), (2, 10653029002), (4, 5326514501), (7, 3043722572), (11, 1936914364), (14, 1521861286), (22, 968457182), (23, 926350348), (28, 760930643), (44, 484228591), (46, 463175174), (71, 300085324), (77, 276702052), (92, 231587587), (121, 176083124), (142, 150042662), (154, 138351026), (161, 132335764), (242, 88041562), (253, 84213668), (284, 75021331), (308, 69175513), (322, 66167882), (484, 44020781), (497, 42869332), (506, 42106834), (644, 33083941), (781, 27280484), (847, 25154732), (994, 21434666), (1012, 21053417), (1562, 13640242), (1633, 13047188), (1694, 12577366), (1771, 12030524), (1988, 10717333), (2783, 7655788), (3124, 6820121), (3266, 6523594), (3388, 6288683), (3542, 6015262), (3851, 5532604), (5467, 3897212), (5566, 3827894), (6532, 3261797), (7084, 3007631), (7702, 2766302), (8591, 2480044), (10934, 1948606), (11132, 1913947), (11431, 1863884), (15404, 1383151), (17182, 1240022), (17963, 1186108), (19481, 1093684), (21868, 974303), (22862, 931942), (26957, 790372), (34364, 620011), (35926, 593054), (38962, 546842), (42361, 502964), (45724, 465971), (53914, 395186), (60137, 354292), (71852, 296527), (77924, 273421), (84722, 251482), (88573, 240548), (107828, 197593), (120274, 177146), (125741, 169444)]