21569602

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{941}}^1$

素因数の和:1173

約数の個数: 16

約数和(自身を含む): 33041592

約数和(自身を除く): 11471990

約数列:

[1, 2, 73, 146, 157, 314, 941, 1882, 11461, 22922, 68693, 137386, 147737, 295474, 10784801, 21569602]

約数ペア:

[(1, 21569602), (2, 10784801), (73, 295474), (146, 147737), (157, 137386), (314, 68693), (941, 22922), (1882, 11461)]