21739246

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{521}}^1\times {\mathrm{673}}^1$

素因数の和:1227

約数の個数: 16

約数和(自身を含む): 33775488

約数和(自身を除く): 12036242

約数列:

[1, 2, 31, 62, 521, 673, 1042, 1346, 16151, 20863, 32302, 41726, 350633, 701266, 10869623, 21739246]

約数ペア:

[(1, 21739246), (2, 10869623), (31, 701266), (62, 350633), (521, 41726), (673, 32302), (1042, 20863), (1346, 16151)]