21191569557

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{2437}}^1\times {\mathrm{67409}}^1$

素因数の和:69892

約数の個数: 16

約数和(自身を含む): 28924822080

約数和(自身を除く): 7733252523

約数列:

[1, 3, 43, 129, 2437, 7311, 67409, 104791, 202227, 314373, 2898587, 8695761, 164275733, 492827199, 7063856519, 21191569557]

約数ペア:

[(1, 21191569557), (3, 7063856519), (43, 492827199), (129, 164275733), (2437, 8695761), (7311, 2898587), (67409, 314373), (104791, 202227)]