21467868

素因数分解:

$2^2\times 3^1\times {\mathrm{89}}^1\times {\mathrm{20101}}^1$

素因数の和:20197

約数の個数: 24

約数和(自身を含む): 50657040

約数和(自身を除く): 29189172

約数列:

[1, 2, 3, 4, 6, 12, 89, 178, 267, 356, 534, 1068, 20101, 40202, 60303, 80404, 120606, 241212, 1788989, 3577978, 5366967, 7155956, 10733934, 21467868]

約数ペア:

[(1, 21467868), (2, 10733934), (3, 7155956), (4, 5366967), (6, 3577978), (12, 1788989), (89, 241212), (178, 120606), (267, 80404), (356, 60303), (534, 40202), (1068, 20101)]