21486741528

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{277}}^1\times {\mathrm{12479}}^1$

素因数の和:12809

約数の個数: 128

約数和(自身を含む): 63282585600

約数和(自身を除く): 41795844072

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 37, 42, 56, 74, 84, 111, 148, 168, 222, 259, 277, 296, 444, 518, 554, 777, 831, 888, 1036, 1108, 1554, 1662, 1939, 2072, 2216, 3108, 3324, 3878, 5817, 6216, 6648, 7756, 10249, 11634, 12479, 15512, 20498, 23268, 24958, 30747, 37437, 40996, 46536, 49916, 61494, 71743, 74874, 81992, 87353, 99832, 122988, 143486, 149748, 174706, 215229, 245976, 262059, 286972, 299496, 349412, 430458, 461723, 524118, 573944, 698824, 860916, 923446, 1048236, 1385169, 1721832, 1846892, 2096472, 2770338, 3232061, 3456683, 3693784, 5540676, 6464122, 6913366, 9696183, 10370049, 11081352, 12928244, 13826732, 19392366, 20740098, 24196781, 25856488, 27653464, 38784732, 41480196, 48393562, 72590343, 77569464, 82960392, 96787124, 127897271, 145180686, 193574248, 255794542, 290361372, 383691813, 511589084, 580722744, 767383626, 895280897, 1023178168, 1534767252, 1790561794, 2685842691, 3069534504, 3581123588, 5371685382, 7162247176, 10743370764, 21486741528]

約数ペア:

[(1, 21486741528), (2, 10743370764), (3, 7162247176), (4, 5371685382), (6, 3581123588), (7, 3069534504), (8, 2685842691), (12, 1790561794), (14, 1534767252), (21, 1023178168), (24, 895280897), (28, 767383626), (37, 580722744), (42, 511589084), (56, 383691813), (74, 290361372), (84, 255794542), (111, 193574248), (148, 145180686), (168, 127897271), (222, 96787124), (259, 82960392), (277, 77569464), (296, 72590343), (444, 48393562), (518, 41480196), (554, 38784732), (777, 27653464), (831, 25856488), (888, 24196781), (1036, 20740098), (1108, 19392366), (1554, 13826732), (1662, 12928244), (1939, 11081352), (2072, 10370049), (2216, 9696183), (3108, 6913366), (3324, 6464122), (3878, 5540676), (5817, 3693784), (6216, 3456683), (6648, 3232061), (7756, 2770338), (10249, 2096472), (11634, 1846892), (12479, 1721832), (15512, 1385169), (20498, 1048236), (23268, 923446), (24958, 860916), (30747, 698824), (37437, 573944), (40996, 524118), (46536, 461723), (49916, 430458), (61494, 349412), (71743, 299496), (74874, 286972), (81992, 262059), (87353, 245976), (99832, 215229), (122988, 174706), (143486, 149748)]