21491323214

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{2229853}}^1$

素因数の和:2229995

約数の個数: 16

約数和(自身を含む): 33180227520

約数和(自身を除く): 11688904306

約数列:

[1, 2, 61, 79, 122, 158, 4819, 9638, 2229853, 4459706, 136021033, 176158387, 272042066, 352316774, 10745661607, 21491323214]

約数ペア:

[(1, 21491323214), (2, 10745661607), (61, 352316774), (79, 272042066), (122, 176158387), (158, 136021033), (4819, 4459706), (9638, 2229853)]