21982884

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{643}}^1$

素因数の和:705

約数の個数: 96

約数和(自身を含む): 65780736

約数和(自身を除く): 43797852

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 37, 42, 44, 66, 74, 77, 84, 111, 132, 148, 154, 222, 231, 259, 308, 407, 444, 462, 518, 643, 777, 814, 924, 1036, 1221, 1286, 1554, 1628, 1929, 2442, 2572, 2849, 3108, 3858, 4501, 4884, 5698, 7073, 7716, 8547, 9002, 11396, 13503, 14146, 17094, 18004, 21219, 23791, 27006, 28292, 34188, 42438, 47582, 49511, 54012, 71373, 84876, 95164, 99022, 142746, 148533, 166537, 198044, 261701, 285492, 297066, 333074, 499611, 523402, 594132, 666148, 785103, 999222, 1046804, 1570206, 1831907, 1998444, 3140412, 3663814, 5495721, 7327628, 10991442, 21982884]

約数ペア:

[(1, 21982884), (2, 10991442), (3, 7327628), (4, 5495721), (6, 3663814), (7, 3140412), (11, 1998444), (12, 1831907), (14, 1570206), (21, 1046804), (22, 999222), (28, 785103), (33, 666148), (37, 594132), (42, 523402), (44, 499611), (66, 333074), (74, 297066), (77, 285492), (84, 261701), (111, 198044), (132, 166537), (148, 148533), (154, 142746), (222, 99022), (231, 95164), (259, 84876), (308, 71373), (407, 54012), (444, 49511), (462, 47582), (518, 42438), (643, 34188), (777, 28292), (814, 27006), (924, 23791), (1036, 21219), (1221, 18004), (1286, 17094), (1554, 14146), (1628, 13503), (1929, 11396), (2442, 9002), (2572, 8547), (2849, 7716), (3108, 7073), (3858, 5698), (4501, 4884)]