21252294

素因数分解:

$2^1\times 3^5\times 7^1\times {\mathrm{6247}}^1$

素因数の和:6271

約数の個数: 48

約数和(自身を含む): 54582528

約数和(自身を除く): 33330234

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 243, 378, 486, 567, 1134, 1701, 3402, 6247, 12494, 18741, 37482, 43729, 56223, 87458, 112446, 131187, 168669, 262374, 337338, 393561, 506007, 787122, 1012014, 1180683, 1518021, 2361366, 3036042, 3542049, 7084098, 10626147, 21252294]

約数ペア:

[(1, 21252294), (2, 10626147), (3, 7084098), (6, 3542049), (7, 3036042), (9, 2361366), (14, 1518021), (18, 1180683), (21, 1012014), (27, 787122), (42, 506007), (54, 393561), (63, 337338), (81, 262374), (126, 168669), (162, 131187), (189, 112446), (243, 87458), (378, 56223), (486, 43729), (567, 37482), (1134, 18741), (1701, 12494), (3402, 6247)]