21864706

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{15551}}^1$

素因数の和:15609

約数の個数: 16

約数和(自身を含む): 35458560

約数和(自身を除く): 13593854

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 15551, 31102, 295469, 575387, 590938, 1150774, 10932353, 21864706]

約数ペア:

[(1, 21864706), (2, 10932353), (19, 1150774), (37, 590938), (38, 575387), (74, 295469), (703, 31102), (1406, 15551)]