21602254

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1\times {\mathrm{1051}}^1$

素因数の和:1335

約数の個数: 16

約数和(自身を含む): 33327360

約数和(自身を除く): 11725106

約数列:

[1, 2, 43, 86, 239, 478, 1051, 2102, 10277, 20554, 45193, 90386, 251189, 502378, 10801127, 21602254]

約数ペア:

[(1, 21602254), (2, 10801127), (43, 502378), (86, 251189), (239, 90386), (478, 45193), (1051, 20554), (2102, 10277)]