21964545

素因数分解:

$3^2\times 5^1\times {\mathrm{479}}^1\times {\mathrm{1019}}^1$

素因数の和:1509

約数の個数: 24

約数和(自身を含む): 38188800

約数和(自身を除く): 16224255

約数列:

[1, 3, 5, 9, 15, 45, 479, 1019, 1437, 2395, 3057, 4311, 5095, 7185, 9171, 15285, 21555, 45855, 488101, 1464303, 2440505, 4392909, 7321515, 21964545]

約数ペア:

[(1, 21964545), (3, 7321515), (5, 4392909), (9, 2440505), (15, 1464303), (45, 488101), (479, 45855), (1019, 21555), (1437, 15285), (2395, 9171), (3057, 7185), (4311, 5095)]