21743999

素因数分解:

${\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1$

素因数の和:410

約数の個数: 16

約数和(自身を含む): 23674080

約数和(自身を除く): 1930081

約数列:

[1, 19, 61, 73, 257, 1159, 1387, 4453, 4883, 15677, 18761, 84607, 297863, 356459, 1144421, 21743999]

約数ペア:

[(1, 21743999), (19, 1144421), (61, 356459), (73, 297863), (257, 84607), (1159, 18761), (1387, 15677), (4453, 4883)]