21147014

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{88853}}^1$

素因数の和:88879

約数の個数: 16

約数和(自身を含む): 38384928

約数和(自身を除く): 17237914

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 88853, 177706, 621971, 1243942, 1510501, 3021002, 10573507, 21147014]

約数ペア:

[(1, 21147014), (2, 10573507), (7, 3021002), (14, 1510501), (17, 1243942), (34, 621971), (119, 177706), (238, 88853)]