21494638

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{881}}^1\times {\mathrm{1109}}^1$

素因数の和:2003

約数の個数: 16

約数和(自身を含む): 35244720

約数和(自身を除く): 13750082

約数列:

[1, 2, 11, 22, 881, 1109, 1762, 2218, 9691, 12199, 19382, 24398, 977029, 1954058, 10747319, 21494638]

約数ペア:

[(1, 21494638), (2, 10747319), (11, 1954058), (22, 977029), (881, 24398), (1109, 19382), (1762, 12199), (2218, 9691)]