21909138

素因数分解:

$2^1\times 3^1\times {\mathrm{317}}^1\times {\mathrm{11519}}^1$

素因数の和:11841

約数の個数: 16

約数和(自身を含む): 43960320

約数和(自身を除く): 22051182

約数列:

[1, 2, 3, 6, 317, 634, 951, 1902, 11519, 23038, 34557, 69114, 3651523, 7303046, 10954569, 21909138]

約数ペア:

[(1, 21909138), (2, 10954569), (3, 7303046), (6, 3651523), (317, 69114), (634, 34557), (951, 23038), (1902, 11519)]