21575748

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{78173}}^1$

素因数の和:78203

約数の個数: 24

約数和(自身を含む): 52532928

約数和(自身を除く): 30957180

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 78173, 156346, 234519, 312692, 469038, 938076, 1797979, 3595958, 5393937, 7191916, 10787874, 21575748]

約数ペア:

[(1, 21575748), (2, 10787874), (3, 7191916), (4, 5393937), (6, 3595958), (12, 1797979), (23, 938076), (46, 469038), (69, 312692), (92, 234519), (138, 156346), (276, 78173)]