21978422

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{3833}}^1$

素因数の和:3943

約数の個数: 16

約数和(自身を含む): 34229952

約数和(自身を除く): 12251530

約数列:

[1, 2, 47, 61, 94, 122, 2867, 3833, 5734, 7666, 180151, 233813, 360302, 467626, 10989211, 21978422]

約数ペア:

[(1, 21978422), (2, 10989211), (47, 467626), (61, 360302), (94, 233813), (122, 180151), (2867, 7666), (3833, 5734)]