21629160

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{2861}}^1$

素因数の和:2888

約数の個数: 128

約数和(自身を含む): 82425600

約数和(自身を除く): 60796440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 2861, 3780, 5722, 7560, 8583, 11444, 14305, 17166, 20027, 22888, 25749, 28610, 34332, 40054, 42915, 51498, 57220, 60081, 68664, 77247, 80108, 85830, 100135, 102996, 114440, 120162, 128745, 154494, 160216, 171660, 180243, 200270, 205992, 240324, 257490, 300405, 308988, 343320, 360486, 386235, 400540, 480648, 514980, 540729, 600810, 617976, 720972, 772470, 801080, 901215, 1029960, 1081458, 1201620, 1441944, 1544940, 1802430, 2162916, 2403240, 2703645, 3089880, 3604860, 4325832, 5407290, 7209720, 10814580, 21629160]

約数ペア:

[(1, 21629160), (2, 10814580), (3, 7209720), (4, 5407290), (5, 4325832), (6, 3604860), (7, 3089880), (8, 2703645), (9, 2403240), (10, 2162916), (12, 1802430), (14, 1544940), (15, 1441944), (18, 1201620), (20, 1081458), (21, 1029960), (24, 901215), (27, 801080), (28, 772470), (30, 720972), (35, 617976), (36, 600810), (40, 540729), (42, 514980), (45, 480648), (54, 400540), (56, 386235), (60, 360486), (63, 343320), (70, 308988), (72, 300405), (84, 257490), (90, 240324), (105, 205992), (108, 200270), (120, 180243), (126, 171660), (135, 160216), (140, 154494), (168, 128745), (180, 120162), (189, 114440), (210, 102996), (216, 100135), (252, 85830), (270, 80108), (280, 77247), (315, 68664), (360, 60081), (378, 57220), (420, 51498), (504, 42915), (540, 40054), (630, 34332), (756, 28610), (840, 25749), (945, 22888), (1080, 20027), (1260, 17166), (1512, 14305), (1890, 11444), (2520, 8583), (2861, 7560), (3780, 5722)]