21672313

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{557}}^1$

素因数の和:684

約数の個数: 16

約数和(自身を含む): 24279696

約数和(自身を除く): 2607383

約数列:

[1, 13, 41, 73, 533, 557, 949, 2993, 7241, 22837, 38909, 40661, 296881, 528593, 1667101, 21672313]

約数ペア:

[(1, 21672313), (13, 1667101), (41, 528593), (73, 296881), (533, 40661), (557, 38909), (949, 22837), (2993, 7241)]