21152709

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{6011}}^1$

素因数の和:6057

約数の個数: 24

約数和(自身を含む): 33763392

約数和(自身を除く): 12610683

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 207, 391, 1173, 3519, 6011, 18033, 54099, 102187, 138253, 306561, 414759, 919683, 1244277, 2350301, 7050903, 21152709]

約数ペア:

[(1, 21152709), (3, 7050903), (9, 2350301), (17, 1244277), (23, 919683), (51, 414759), (69, 306561), (153, 138253), (207, 102187), (391, 54099), (1173, 18033), (3519, 6011)]