21880202

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{1367}}^1$

素因数の和:1573

約数の個数: 16

約数和(自身を含む): 33685632

約数和(自身を除く): 11805430

約数列:

[1, 2, 53, 106, 151, 302, 1367, 2734, 8003, 16006, 72451, 144902, 206417, 412834, 10940101, 21880202]

約数ペア:

[(1, 21880202), (2, 10940101), (53, 412834), (106, 206417), (151, 144902), (302, 72451), (1367, 16006), (2734, 8003)]