21139941732

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{667549}}^1$

素因数の和:667605

約数の個数: 96

約数和(自身を含む): 62803104000

約数和(自身を除く): 41663162268

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 29, 39, 42, 52, 58, 78, 84, 87, 91, 116, 156, 174, 182, 203, 273, 348, 364, 377, 406, 546, 609, 754, 812, 1092, 1131, 1218, 1508, 2262, 2436, 2639, 4524, 5278, 7917, 10556, 15834, 31668, 667549, 1335098, 2002647, 2670196, 4005294, 4672843, 8010588, 8678137, 9345686, 14018529, 17356274, 18691372, 19358921, 26034411, 28037058, 34712548, 38717842, 52068822, 56074116, 58076763, 60746959, 77435684, 104137644, 116153526, 121493918, 135512447, 182240877, 232307052, 242987836, 251665973, 271024894, 364481754, 406537341, 503331946, 542049788, 728963508, 754997919, 813074682, 1006663892, 1509995838, 1626149364, 1761661811, 3019991676, 3523323622, 5284985433, 7046647244, 10569970866, 21139941732]

約数ペア:

[(1, 21139941732), (2, 10569970866), (3, 7046647244), (4, 5284985433), (6, 3523323622), (7, 3019991676), (12, 1761661811), (13, 1626149364), (14, 1509995838), (21, 1006663892), (26, 813074682), (28, 754997919), (29, 728963508), (39, 542049788), (42, 503331946), (52, 406537341), (58, 364481754), (78, 271024894), (84, 251665973), (87, 242987836), (91, 232307052), (116, 182240877), (156, 135512447), (174, 121493918), (182, 116153526), (203, 104137644), (273, 77435684), (348, 60746959), (364, 58076763), (377, 56074116), (406, 52068822), (546, 38717842), (609, 34712548), (754, 28037058), (812, 26034411), (1092, 19358921), (1131, 18691372), (1218, 17356274), (1508, 14018529), (2262, 9345686), (2436, 8678137), (2639, 8010588), (4524, 4672843), (5278, 4005294), (7917, 2670196), (10556, 2002647), (15834, 1335098), (31668, 667549)]