21130155944

素因数分解:

$2^3\times {\mathrm{8999}}^1\times {\mathrm{293507}}^1$

素因数の和:302512

約数の個数: 16

約数和(自身を含む): 39623580000

約数和(自身を除く): 18493424056

約数列:

[1, 2, 4, 8, 8999, 17998, 35996, 71992, 293507, 587014, 1174028, 2348056, 2641269493, 5282538986, 10565077972, 21130155944]

約数ペア:

[(1, 21130155944), (2, 10565077972), (4, 5282538986), (8, 2641269493), (8999, 2348056), (17998, 1174028), (35996, 587014), (71992, 293507)]