21376992

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2447}}^1$

素因数の和:2480

約数の個数: 96

約数和(自身を含む): 69092352

約数和(自身を除く): 47715360

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 56, 78, 84, 91, 96, 104, 112, 156, 168, 182, 208, 224, 273, 312, 336, 364, 416, 546, 624, 672, 728, 1092, 1248, 1456, 2184, 2447, 2912, 4368, 4894, 7341, 8736, 9788, 14682, 17129, 19576, 29364, 31811, 34258, 39152, 51387, 58728, 63622, 68516, 78304, 95433, 102774, 117456, 127244, 137032, 190866, 205548, 222677, 234912, 254488, 274064, 381732, 411096, 445354, 508976, 548128, 668031, 763464, 822192, 890708, 1017952, 1336062, 1526928, 1644384, 1781416, 2672124, 3053856, 3562832, 5344248, 7125664, 10688496, 21376992]

約数ペア:

[(1, 21376992), (2, 10688496), (3, 7125664), (4, 5344248), (6, 3562832), (7, 3053856), (8, 2672124), (12, 1781416), (13, 1644384), (14, 1526928), (16, 1336062), (21, 1017952), (24, 890708), (26, 822192), (28, 763464), (32, 668031), (39, 548128), (42, 508976), (48, 445354), (52, 411096), (56, 381732), (78, 274064), (84, 254488), (91, 234912), (96, 222677), (104, 205548), (112, 190866), (156, 137032), (168, 127244), (182, 117456), (208, 102774), (224, 95433), (273, 78304), (312, 68516), (336, 63622), (364, 58728), (416, 51387), (546, 39152), (624, 34258), (672, 31811), (728, 29364), (1092, 19576), (1248, 17129), (1456, 14682), (2184, 9788), (2447, 8736), (2912, 7341), (4368, 4894)]