21420606

素因数分解:

$2^1\times 3^1\times {\mathrm{1709}}^1\times {\mathrm{2089}}^1$

素因数の和:3803

約数の個数: 16

約数和(自身を含む): 42886800

約数和(自身を除く): 21466194

約数列:

[1, 2, 3, 6, 1709, 2089, 3418, 4178, 5127, 6267, 10254, 12534, 3570101, 7140202, 10710303, 21420606]

約数ペア:

[(1, 21420606), (2, 10710303), (3, 7140202), (6, 3570101), (1709, 12534), (2089, 10254), (3418, 6267), (4178, 5127)]