21082260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{15277}}^1$

素因数の和:15312

約数の個数: 48

約数和(自身を含む): 61600896

約数和(自身を除く): 40518636

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 15277, 30554, 45831, 61108, 76385, 91662, 152770, 183324, 229155, 305540, 351371, 458310, 702742, 916620, 1054113, 1405484, 1756855, 2108226, 3513710, 4216452, 5270565, 7027420, 10541130, 21082260]

約数ペア:

[(1, 21082260), (2, 10541130), (3, 7027420), (4, 5270565), (5, 4216452), (6, 3513710), (10, 2108226), (12, 1756855), (15, 1405484), (20, 1054113), (23, 916620), (30, 702742), (46, 458310), (60, 351371), (69, 305540), (92, 229155), (115, 183324), (138, 152770), (230, 91662), (276, 76385), (345, 61108), (460, 45831), (690, 30554), (1380, 15277)]