21450702969

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{6917}}^1\times {\mathrm{20269}}^1$

素因数の和:27209

約数の個数: 24

約数和(自身を含む): 32813319240

約数和(自身を除く): 11362616271

約数列:

[1, 3, 9, 17, 51, 153, 6917, 20269, 20751, 60807, 62253, 117589, 182421, 344573, 352767, 1033719, 1058301, 3101157, 140200673, 420602019, 1261806057, 2383411441, 7150234323, 21450702969]

約数ペア:

[(1, 21450702969), (3, 7150234323), (9, 2383411441), (17, 1261806057), (51, 420602019), (153, 140200673), (6917, 3101157), (20269, 1058301), (20751, 1033719), (60807, 352767), (62253, 344573), (117589, 182421)]