21365400

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{5087}}^1$

素因数の和:5113

約数の個数: 96

約数和(自身を含む): 75709440

約数和(自身を除く): 54344040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 84, 100, 105, 120, 140, 150, 168, 175, 200, 210, 280, 300, 350, 420, 525, 600, 700, 840, 1050, 1400, 2100, 4200, 5087, 10174, 15261, 20348, 25435, 30522, 35609, 40696, 50870, 61044, 71218, 76305, 101740, 106827, 122088, 127175, 142436, 152610, 178045, 203480, 213654, 254350, 284872, 305220, 356090, 381525, 427308, 508700, 534135, 610440, 712180, 763050, 854616, 890225, 1017400, 1068270, 1424360, 1526100, 1780450, 2136540, 2670675, 3052200, 3560900, 4273080, 5341350, 7121800, 10682700, 21365400]

約数ペア:

[(1, 21365400), (2, 10682700), (3, 7121800), (4, 5341350), (5, 4273080), (6, 3560900), (7, 3052200), (8, 2670675), (10, 2136540), (12, 1780450), (14, 1526100), (15, 1424360), (20, 1068270), (21, 1017400), (24, 890225), (25, 854616), (28, 763050), (30, 712180), (35, 610440), (40, 534135), (42, 508700), (50, 427308), (56, 381525), (60, 356090), (70, 305220), (75, 284872), (84, 254350), (100, 213654), (105, 203480), (120, 178045), (140, 152610), (150, 142436), (168, 127175), (175, 122088), (200, 106827), (210, 101740), (280, 76305), (300, 71218), (350, 61044), (420, 50870), (525, 40696), (600, 35609), (700, 30522), (840, 25435), (1050, 20348), (1400, 15261), (2100, 10174), (4200, 5087)]