21381263442

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5142199}}^1$

素因数の和:5142228

約数の個数: 64

約数和(自身を含む): 59238144000

約数和(自身を除く): 37856880558

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 54, 63, 66, 77, 99, 126, 154, 189, 198, 231, 297, 378, 462, 594, 693, 1386, 2079, 4158, 5142199, 10284398, 15426597, 30853194, 35995393, 46279791, 56564189, 71990786, 92559582, 107986179, 113128378, 138839373, 169692567, 215972358, 277678746, 323958537, 339385134, 395949323, 509077701, 647917074, 791898646, 971875611, 1018155402, 1187847969, 1527233103, 1943751222, 2375695938, 3054466206, 3563543907, 7127087814, 10690631721, 21381263442]

約数ペア:

[(1, 21381263442), (2, 10690631721), (3, 7127087814), (6, 3563543907), (7, 3054466206), (9, 2375695938), (11, 1943751222), (14, 1527233103), (18, 1187847969), (21, 1018155402), (22, 971875611), (27, 791898646), (33, 647917074), (42, 509077701), (54, 395949323), (63, 339385134), (66, 323958537), (77, 277678746), (99, 215972358), (126, 169692567), (154, 138839373), (189, 113128378), (198, 107986179), (231, 92559582), (297, 71990786), (378, 56564189), (462, 46279791), (594, 35995393), (693, 30853194), (1386, 15426597), (2079, 10284398), (4158, 5142199)]