21833700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{281}}^1$

素因数の和:342

約数の個数: 144

約数和(自身を含む): 74411904

約数和(自身を除く): 52578204

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 37, 42, 50, 60, 70, 74, 75, 84, 100, 105, 111, 140, 148, 150, 175, 185, 210, 222, 259, 281, 300, 350, 370, 420, 444, 518, 525, 555, 562, 700, 740, 777, 843, 925, 1036, 1050, 1110, 1124, 1295, 1405, 1554, 1686, 1850, 1967, 2100, 2220, 2590, 2775, 2810, 3108, 3372, 3700, 3885, 3934, 4215, 5180, 5550, 5620, 5901, 6475, 7025, 7770, 7868, 8430, 9835, 10397, 11100, 11802, 12950, 14050, 15540, 16860, 19425, 19670, 20794, 21075, 23604, 25900, 28100, 29505, 31191, 38850, 39340, 41588, 42150, 49175, 51985, 59010, 62382, 72779, 77700, 84300, 98350, 103970, 118020, 124764, 145558, 147525, 155955, 196700, 207940, 218337, 259925, 291116, 295050, 311910, 363895, 436674, 519850, 590100, 623820, 727790, 779775, 873348, 1039700, 1091685, 1455580, 1559550, 1819475, 2183370, 3119100, 3638950, 4366740, 5458425, 7277900, 10916850, 21833700]

約数ペア:

[(1, 21833700), (2, 10916850), (3, 7277900), (4, 5458425), (5, 4366740), (6, 3638950), (7, 3119100), (10, 2183370), (12, 1819475), (14, 1559550), (15, 1455580), (20, 1091685), (21, 1039700), (25, 873348), (28, 779775), (30, 727790), (35, 623820), (37, 590100), (42, 519850), (50, 436674), (60, 363895), (70, 311910), (74, 295050), (75, 291116), (84, 259925), (100, 218337), (105, 207940), (111, 196700), (140, 155955), (148, 147525), (150, 145558), (175, 124764), (185, 118020), (210, 103970), (222, 98350), (259, 84300), (281, 77700), (300, 72779), (350, 62382), (370, 59010), (420, 51985), (444, 49175), (518, 42150), (525, 41588), (555, 39340), (562, 38850), (700, 31191), (740, 29505), (777, 28100), (843, 25900), (925, 23604), (1036, 21075), (1050, 20794), (1110, 19670), (1124, 19425), (1295, 16860), (1405, 15540), (1554, 14050), (1686, 12950), (1850, 11802), (1967, 11100), (2100, 10397), (2220, 9835), (2590, 8430), (2775, 7868), (2810, 7770), (3108, 7025), (3372, 6475), (3700, 5901), (3885, 5620), (3934, 5550), (4215, 5180)]