21000681204

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{33019939}}^1$

素因数の和:33019999

約数の個数: 24

約数和(自身を含む): 49926149280

約数和(自身を除く): 28925468076

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 159, 212, 318, 636, 33019939, 66039878, 99059817, 132079756, 198119634, 396239268, 1750056767, 3500113534, 5250170301, 7000227068, 10500340602, 21000681204]

約数ペア:

[(1, 21000681204), (2, 10500340602), (3, 7000227068), (4, 5250170301), (6, 3500113534), (12, 1750056767), (53, 396239268), (106, 198119634), (159, 132079756), (212, 99059817), (318, 66039878), (636, 33019939)]