21532912

素因数分解:

$2^4\times {\mathrm{269}}^1\times {\mathrm{5003}}^1$

素因数の和:5280

約数の個数: 20

約数和(自身を含む): 41883480

約数和(自身を除く): 20350568

約数列:

[1, 2, 4, 8, 16, 269, 538, 1076, 2152, 4304, 5003, 10006, 20012, 40024, 80048, 1345807, 2691614, 5383228, 10766456, 21532912]

約数ペア:

[(1, 21532912), (2, 10766456), (4, 5383228), (8, 2691614), (16, 1345807), (269, 80048), (538, 40024), (1076, 20012), (2152, 10006), (4304, 5003)]