21495184610

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{21282361}}^1$

素因数の和:21282469

約数の個数: 16

約数和(自身を含む): 39074416632

約数和(自身を除く): 17579232022

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 21282361, 42564722, 106411805, 212823610, 2149518461, 4299036922, 10747592305, 21495184610]

約数ペア:

[(1, 21495184610), (2, 10747592305), (5, 4299036922), (10, 2149518461), (101, 212823610), (202, 106411805), (505, 42564722), (1010, 21282361)]