21508726554

素因数分解:

$2^1\times 3^6\times 7^1\times {\mathrm{29}}^1\times {\mathrm{72671}}^1$

素因数の和:72727

約数の個数: 112

約数和(自身を含む): 57189957120

約数和(自身を除く): 35681230566

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 29, 42, 54, 58, 63, 81, 87, 126, 162, 174, 189, 203, 243, 261, 378, 406, 486, 522, 567, 609, 729, 783, 1134, 1218, 1458, 1566, 1701, 1827, 2349, 3402, 3654, 4698, 5103, 5481, 7047, 10206, 10962, 14094, 16443, 21141, 32886, 42282, 49329, 72671, 98658, 145342, 147987, 218013, 295974, 436026, 508697, 654039, 1017394, 1308078, 1526091, 1962117, 2107459, 3052182, 3924234, 4214918, 4578273, 5886351, 6322377, 9156546, 11772702, 12644754, 13734819, 14752213, 17659053, 18967131, 27469638, 29504426, 35318106, 37934262, 41204457, 44256639, 52977159, 56901393, 82408914, 88513278, 105954318, 113802786, 123613371, 132769917, 170704179, 247226742, 265539834, 341408358, 370840113, 398309751, 512112537, 741680226, 796619502, 1024225074, 1194929253, 1536337611, 2389858506, 3072675222, 3584787759, 7169575518, 10754363277, 21508726554]

約数ペア:

[(1, 21508726554), (2, 10754363277), (3, 7169575518), (6, 3584787759), (7, 3072675222), (9, 2389858506), (14, 1536337611), (18, 1194929253), (21, 1024225074), (27, 796619502), (29, 741680226), (42, 512112537), (54, 398309751), (58, 370840113), (63, 341408358), (81, 265539834), (87, 247226742), (126, 170704179), (162, 132769917), (174, 123613371), (189, 113802786), (203, 105954318), (243, 88513278), (261, 82408914), (378, 56901393), (406, 52977159), (486, 44256639), (522, 41204457), (567, 37934262), (609, 35318106), (729, 29504426), (783, 27469638), (1134, 18967131), (1218, 17659053), (1458, 14752213), (1566, 13734819), (1701, 12644754), (1827, 11772702), (2349, 9156546), (3402, 6322377), (3654, 5886351), (4698, 4578273), (5103, 4214918), (5481, 3924234), (7047, 3052182), (10206, 2107459), (10962, 1962117), (14094, 1526091), (16443, 1308078), (21141, 1017394), (32886, 654039), (42282, 508697), (49329, 436026), (72671, 295974), (98658, 218013), (145342, 147987)]