21392001

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{6079}}^1$

素因数の和:6125

約数の個数: 24

約数和(自身を含む): 34145280

約数和(自身を除く): 12753279

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 207, 391, 1173, 3519, 6079, 18237, 54711, 103343, 139817, 310029, 419451, 930087, 1258353, 2376889, 7130667, 21392001]

約数ペア:

[(1, 21392001), (3, 7130667), (9, 2376889), (17, 1258353), (23, 930087), (51, 419451), (69, 310029), (153, 139817), (207, 103343), (391, 54711), (1173, 18237), (3519, 6079)]