21601194

素因数分解:

$2^1\times 3^1\times {\mathrm{1801}}^1\times {\mathrm{1999}}^1$

素因数の和:3805

約数の個数: 16

約数和(自身を含む): 43248000

約数和(自身を除く): 21646806

約数列:

[1, 2, 3, 6, 1801, 1999, 3602, 3998, 5403, 5997, 10806, 11994, 3600199, 7200398, 10800597, 21601194]

約数ペア:

[(1, 21601194), (2, 10800597), (3, 7200398), (6, 3600199), (1801, 11994), (1999, 10806), (3602, 5997), (3998, 5403)]