21011079

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{2593}}^1$

素因数の和:2706

約数の個数: 16

約数和(自身を含む): 29177312

約数和(自身を除く): 8166233

約数列:

[1, 3, 37, 73, 111, 219, 2593, 2701, 7779, 8103, 95941, 189289, 287823, 567867, 7003693, 21011079]

約数ペア:

[(1, 21011079), (3, 7003693), (37, 567867), (73, 287823), (111, 189289), (219, 95941), (2593, 8103), (2701, 7779)]