21328049056

素因数分解:

$2^5\times {\mathrm{666501533}}^1$

素因数の和:666501543

約数の個数: 12

約数和(自身を含む): 41989596642

約数和(自身を除く): 20661547586

約数列:

[1, 2, 4, 8, 16, 32, 666501533, 1333003066, 2666006132, 5332012264, 10664024528, 21328049056]

約数ペア:

[(1, 21328049056), (2, 10664024528), (4, 5332012264), (8, 2666006132), (16, 1333003066), (32, 666501533)]