2161019951

素因数分解:

${\mathrm{31}}^1\times {\mathrm{521}}^1\times {\mathrm{133801}}^1$

素因数の和:134353

約数の個数: 8

約数和(自身を含む): 2235028608

約数和(自身を除く): 74008657

約数列:

[1, 31, 521, 16151, 133801, 4147831, 69710321, 2161019951]

約数ペア:

[(1, 2161019951), (31, 69710321), (521, 4147831), (16151, 133801)]