21234486

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{38891}}^1$

素因数の和:38916

約数の個数: 32

約数和(自身を含む): 52270848

約数和(自身を除く): 31036362

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 38891, 77782, 116673, 233346, 272237, 505583, 544474, 816711, 1011166, 1516749, 1633422, 3033498, 3539081, 7078162, 10617243, 21234486]

約数ペア:

[(1, 21234486), (2, 10617243), (3, 7078162), (6, 3539081), (7, 3033498), (13, 1633422), (14, 1516749), (21, 1011166), (26, 816711), (39, 544474), (42, 505583), (78, 272237), (91, 233346), (182, 116673), (273, 77782), (546, 38891)]