21773175

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{17077}}^1$

素因数の和:17107

約数の個数: 24

約数和(自身を含む): 38118096

約数和(自身を除く): 16344921

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 17077, 51231, 85385, 256155, 290309, 426925, 870927, 1280775, 1451545, 4354635, 7257725, 21773175]

約数ペア:

[(1, 21773175), (3, 7257725), (5, 4354635), (15, 1451545), (17, 1280775), (25, 870927), (51, 426925), (75, 290309), (85, 256155), (255, 85385), (425, 51231), (1275, 17077)]