21015932

素因数分解:

$2^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{9043}}^1$

素因数の和:9137

約数の個数: 24

約数和(自身を含む): 42542976

約数和(自身を除く): 21527044

約数列:

[1, 2, 4, 7, 14, 28, 83, 166, 332, 581, 1162, 2324, 9043, 18086, 36172, 63301, 126602, 253204, 750569, 1501138, 3002276, 5253983, 10507966, 21015932]

約数ペア:

[(1, 21015932), (2, 10507966), (4, 5253983), (7, 3002276), (14, 1501138), (28, 750569), (83, 253204), (166, 126602), (332, 63301), (581, 36172), (1162, 18086), (2324, 9043)]