21546520562

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4764821}}^1$

素因数の和:4764866

約数の個数: 32

約数和(自身を含む): 41168062080

約数和(自身を除く): 19621541518

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 119, 133, 238, 266, 323, 646, 2261, 4522, 4764821, 9529642, 33353747, 66707494, 81001957, 90531599, 162003914, 181063198, 567013699, 633721193, 1134027398, 1267442386, 1539037183, 3078074366, 10773260281, 21546520562]

約数ペア:

[(1, 21546520562), (2, 10773260281), (7, 3078074366), (14, 1539037183), (17, 1267442386), (19, 1134027398), (34, 633721193), (38, 567013699), (119, 181063198), (133, 162003914), (238, 90531599), (266, 81001957), (323, 66707494), (646, 33353747), (2261, 9529642), (4522, 4764821)]