21648546

素因数分解:

$2^1\times 3^4\times {\mathrm{133633}}^1$

素因数の和:133647

約数の個数: 20

約数和(自身を含む): 48509142

約数和(自身を除く): 26860596

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 133633, 267266, 400899, 801798, 1202697, 2405394, 3608091, 7216182, 10824273, 21648546]

約数ペア:

[(1, 21648546), (2, 10824273), (3, 7216182), (6, 3608091), (9, 2405394), (18, 1202697), (27, 801798), (54, 400899), (81, 267266), (162, 133633)]