27123621

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67979}}^1$

素因数の和:68008

約数の個数: 16

約数和(自身を含む): 43507200

約数和(自身を除く): 16383579

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 67979, 203937, 475853, 1291601, 1427559, 3874803, 9041207, 27123621]

約数ペア:

[(1, 27123621), (3, 9041207), (7, 3874803), (19, 1427559), (21, 1291601), (57, 475853), (133, 203937), (399, 67979)]