21739116

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:343

約数の個数: 96

約数和(自身を含む): 62415360

約数和(自身を除く): 40676244

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 53, 57, 76, 84, 106, 114, 133, 159, 212, 228, 257, 266, 318, 371, 399, 514, 532, 636, 742, 771, 798, 1007, 1028, 1113, 1484, 1542, 1596, 1799, 2014, 2226, 3021, 3084, 3598, 4028, 4452, 4883, 5397, 6042, 7049, 7196, 9766, 10794, 12084, 13621, 14098, 14649, 19532, 21147, 21588, 27242, 28196, 29298, 34181, 40863, 42294, 54484, 58596, 68362, 81726, 84588, 95347, 102543, 136724, 163452, 190694, 205086, 258799, 286041, 381388, 410172, 517598, 572082, 776397, 1035196, 1144164, 1552794, 1811593, 3105588, 3623186, 5434779, 7246372, 10869558, 21739116]

約数ペア:

[(1, 21739116), (2, 10869558), (3, 7246372), (4, 5434779), (6, 3623186), (7, 3105588), (12, 1811593), (14, 1552794), (19, 1144164), (21, 1035196), (28, 776397), (38, 572082), (42, 517598), (53, 410172), (57, 381388), (76, 286041), (84, 258799), (106, 205086), (114, 190694), (133, 163452), (159, 136724), (212, 102543), (228, 95347), (257, 84588), (266, 81726), (318, 68362), (371, 58596), (399, 54484), (514, 42294), (532, 40863), (636, 34181), (742, 29298), (771, 28196), (798, 27242), (1007, 21588), (1028, 21147), (1113, 19532), (1484, 14649), (1542, 14098), (1596, 13621), (1799, 12084), (2014, 10794), (2226, 9766), (3021, 7196), (3084, 7049), (3598, 6042), (4028, 5397), (4452, 4883)]