21692542

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1\times {\mathrm{1153}}^1$

素因数の和:1587

約数の個数: 16

約数和(自身を含む): 34066080

約数和(自身を除く): 12373538

約数列:

[1, 2, 23, 46, 409, 818, 1153, 2306, 9407, 18814, 26519, 53038, 471577, 943154, 10846271, 21692542]

約数ペア:

[(1, 21692542), (2, 10846271), (23, 943154), (46, 471577), (409, 53038), (818, 26519), (1153, 18814), (2306, 9407)]