21097082

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{1471}}^1$

素因数の和:1645

約数の個数: 16

約数和(自身を含む): 32431104

約数和(自身を除く): 11334022

約数列:

[1, 2, 71, 101, 142, 202, 1471, 2942, 7171, 14342, 104441, 148571, 208882, 297142, 10548541, 21097082]

約数ペア:

[(1, 21097082), (2, 10548541), (71, 297142), (101, 208882), (142, 148571), (202, 104441), (1471, 14342), (2942, 7171)]