21348022

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{4793}}^1$

素因数の和:4943

約数の個数: 16

約数和(自身を含む): 34171632

約数和(自身を除く): 12823610

約数列:

[1, 2, 17, 34, 131, 262, 2227, 4454, 4793, 9586, 81481, 162962, 627883, 1255766, 10674011, 21348022]

約数ペア:

[(1, 21348022), (2, 10674011), (17, 1255766), (34, 627883), (131, 162962), (262, 81481), (2227, 9586), (4454, 4793)]