21992202010

素因数分解:

$2^1\times 5^1\times {\mathrm{7873}}^1\times {\mathrm{279337}}^1$

素因数の和:287217

約数の個数: 16

約数和(自身を含む): 39591133416

約数和(自身を除く): 17598931406

約数列:

[1, 2, 5, 10, 7873, 15746, 39365, 78730, 279337, 558674, 1396685, 2793370, 2199220201, 4398440402, 10996101005, 21992202010]

約数ペア:

[(1, 21992202010), (2, 10996101005), (5, 4398440402), (10, 2199220201), (7873, 2793370), (15746, 1396685), (39365, 558674), (78730, 279337)]