21443632

素因数分解:

$2^4\times 7^1\times {\mathrm{191461}}^1$

素因数の和:191476

約数の個数: 20

約数和(自身を含む): 47482576

約数和(自身を除く): 26038944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 191461, 382922, 765844, 1340227, 1531688, 2680454, 3063376, 5360908, 10721816, 21443632]

約数ペア:

[(1, 21443632), (2, 10721816), (4, 5360908), (7, 3063376), (8, 2680454), (14, 1531688), (16, 1340227), (28, 765844), (56, 382922), (112, 191461)]