21630824

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{26251}}^1$

素因数の和:26360

約数の個数: 16

約数和(自身を含む): 40953120

約数和(自身を除く): 19322296

約数列:

[1, 2, 4, 8, 103, 206, 412, 824, 26251, 52502, 105004, 210008, 2703853, 5407706, 10815412, 21630824]

約数ペア:

[(1, 21630824), (2, 10815412), (4, 5407706), (8, 2703853), (103, 210008), (206, 105004), (412, 52502), (824, 26251)]