21940794

素因数分解:

$2^1\times 3^4\times {\mathrm{167}}^1\times {\mathrm{811}}^1$

素因数の和:992

約数の個数: 40

約数和(自身を含む): 49519008

約数和(自身を除く): 27578214

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 167, 334, 501, 811, 1002, 1503, 1622, 2433, 3006, 4509, 4866, 7299, 9018, 13527, 14598, 21897, 27054, 43794, 65691, 131382, 135437, 270874, 406311, 812622, 1218933, 2437866, 3656799, 7313598, 10970397, 21940794]

約数ペア:

[(1, 21940794), (2, 10970397), (3, 7313598), (6, 3656799), (9, 2437866), (18, 1218933), (27, 812622), (54, 406311), (81, 270874), (162, 135437), (167, 131382), (334, 65691), (501, 43794), (811, 27054), (1002, 21897), (1503, 14598), (1622, 13527), (2433, 9018), (3006, 7299), (4509, 4866)]