21923291

素因数分解:

${\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{677}}^1$

素因数の和:790

約数の個数: 16

約数和(自身を含む): 24603264

約数和(自身を除く): 2679973

約数列:

[1, 13, 47, 53, 611, 677, 689, 2491, 8801, 31819, 32383, 35881, 413647, 466453, 1686407, 21923291]

約数ペア:

[(1, 21923291), (13, 1686407), (47, 466453), (53, 413647), (611, 35881), (677, 32383), (689, 31819), (2491, 8801)]