21136500

素因数分解:

$2^2\times 3^2\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1$

素因数の和:104

約数の個数: 288

約数和(自身を含む): 84494592

約数和(自身を除く): 63358092

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 25, 28, 30, 33, 35, 36, 42, 44, 45, 50, 55, 60, 61, 63, 66, 70, 75, 77, 84, 90, 99, 100, 105, 110, 122, 125, 126, 132, 140, 150, 154, 165, 175, 180, 183, 198, 210, 220, 225, 231, 244, 250, 252, 275, 300, 305, 308, 315, 330, 350, 366, 375, 385, 396, 420, 427, 450, 462, 495, 500, 525, 549, 550, 610, 630, 660, 671, 693, 700, 732, 750, 770, 825, 854, 875, 900, 915, 924, 990, 1050, 1098, 1100, 1125, 1155, 1220, 1260, 1281, 1342, 1375, 1386, 1500, 1525, 1540, 1575, 1650, 1708, 1750, 1830, 1925, 1980, 2013, 2100, 2135, 2196, 2250, 2310, 2475, 2562, 2625, 2684, 2745, 2750, 2772, 3050, 3150, 3300, 3355, 3465, 3500, 3660, 3843, 3850, 4026, 4125, 4270, 4500, 4575, 4620, 4697, 4950, 5124, 5250, 5490, 5500, 5775, 6039, 6100, 6300, 6405, 6710, 6930, 7625, 7686, 7700, 7875, 8052, 8250, 8540, 9150, 9394, 9625, 9900, 10065, 10500, 10675, 10980, 11550, 12078, 12375, 12810, 13420, 13725, 13860, 14091, 15250, 15372, 15750, 16500, 16775, 17325, 18300, 18788, 19215, 19250, 20130, 21350, 22875, 23100, 23485, 24156, 24750, 25620, 27450, 28182, 28875, 30195, 30500, 31500, 32025, 33550, 34650, 38430, 38500, 40260, 42273, 42700, 45750, 46970, 49500, 50325, 53375, 54900, 56364, 57750, 60390, 64050, 67100, 68625, 69300, 70455, 76860, 83875, 84546, 86625, 91500, 93940, 96075, 100650, 106750, 115500, 117425, 120780, 128100, 137250, 140910, 150975, 160125, 167750, 169092, 173250, 192150, 201300, 211365, 213500, 234850, 251625, 274500, 281820, 301950, 320250, 335500, 346500, 352275, 384300, 422730, 469700, 480375, 503250, 587125, 603900, 640500, 704550, 754875, 845460, 960750, 1006500, 1056825, 1174250, 1409100, 1509750, 1761375, 1921500, 2113650, 2348500, 3019500, 3522750, 4227300, 5284125, 7045500, 10568250, 21136500]

約数ペア:

[(1, 21136500), (2, 10568250), (3, 7045500), (4, 5284125), (5, 4227300), (6, 3522750), (7, 3019500), (9, 2348500), (10, 2113650), (11, 1921500), (12, 1761375), (14, 1509750), (15, 1409100), (18, 1174250), (20, 1056825), (21, 1006500), (22, 960750), (25, 845460), (28, 754875), (30, 704550), (33, 640500), (35, 603900), (36, 587125), (42, 503250), (44, 480375), (45, 469700), (50, 422730), (55, 384300), (60, 352275), (61, 346500), (63, 335500), (66, 320250), (70, 301950), (75, 281820), (77, 274500), (84, 251625), (90, 234850), (99, 213500), (100, 211365), (105, 201300), (110, 192150), (122, 173250), (125, 169092), (126, 167750), (132, 160125), (140, 150975), (150, 140910), (154, 137250), (165, 128100), (175, 120780), (180, 117425), (183, 115500), (198, 106750), (210, 100650), (220, 96075), (225, 93940), (231, 91500), (244, 86625), (250, 84546), (252, 83875), (275, 76860), (300, 70455), (305, 69300), (308, 68625), (315, 67100), (330, 64050), (350, 60390), (366, 57750), (375, 56364), (385, 54900), (396, 53375), (420, 50325), (427, 49500), (450, 46970), (462, 45750), (495, 42700), (500, 42273), (525, 40260), (549, 38500), (550, 38430), (610, 34650), (630, 33550), (660, 32025), (671, 31500), (693, 30500), (700, 30195), (732, 28875), (750, 28182), (770, 27450), (825, 25620), (854, 24750), (875, 24156), (900, 23485), (915, 23100), (924, 22875), (990, 21350), (1050, 20130), (1098, 19250), (1100, 19215), (1125, 18788), (1155, 18300), (1220, 17325), (1260, 16775), (1281, 16500), (1342, 15750), (1375, 15372), (1386, 15250), (1500, 14091), (1525, 13860), (1540, 13725), (1575, 13420), (1650, 12810), (1708, 12375), (1750, 12078), (1830, 11550), (1925, 10980), (1980, 10675), (2013, 10500), (2100, 10065), (2135, 9900), (2196, 9625), (2250, 9394), (2310, 9150), (2475, 8540), (2562, 8250), (2625, 8052), (2684, 7875), (2745, 7700), (2750, 7686), (2772, 7625), (3050, 6930), (3150, 6710), (3300, 6405), (3355, 6300), (3465, 6100), (3500, 6039), (3660, 5775), (3843, 5500), (3850, 5490), (4026, 5250), (4125, 5124), (4270, 4950), (4500, 4697), (4575, 4620)]