21368550

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{433}}^1$

素因数の和:502

約数の個数: 96

約数和(自身を含む): 61996032

約数和(自身を除く): 40627482

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 47, 50, 70, 75, 94, 105, 141, 150, 175, 210, 235, 282, 329, 350, 433, 470, 525, 658, 705, 866, 987, 1050, 1175, 1299, 1410, 1645, 1974, 2165, 2350, 2598, 3031, 3290, 3525, 4330, 4935, 6062, 6495, 7050, 8225, 9093, 9870, 10825, 12990, 15155, 16450, 18186, 20351, 21650, 24675, 30310, 32475, 40702, 45465, 49350, 61053, 64950, 75775, 90930, 101755, 122106, 142457, 151550, 203510, 227325, 284914, 305265, 427371, 454650, 508775, 610530, 712285, 854742, 1017550, 1424570, 1526325, 2136855, 3052650, 3561425, 4273710, 7122850, 10684275, 21368550]

約数ペア:

[(1, 21368550), (2, 10684275), (3, 7122850), (5, 4273710), (6, 3561425), (7, 3052650), (10, 2136855), (14, 1526325), (15, 1424570), (21, 1017550), (25, 854742), (30, 712285), (35, 610530), (42, 508775), (47, 454650), (50, 427371), (70, 305265), (75, 284914), (94, 227325), (105, 203510), (141, 151550), (150, 142457), (175, 122106), (210, 101755), (235, 90930), (282, 75775), (329, 64950), (350, 61053), (433, 49350), (470, 45465), (525, 40702), (658, 32475), (705, 30310), (866, 24675), (987, 21650), (1050, 20351), (1175, 18186), (1299, 16450), (1410, 15155), (1645, 12990), (1974, 10825), (2165, 9870), (2350, 9093), (2598, 8225), (3031, 7050), (3290, 6495), (3525, 6062), (4330, 4935)]