21461595

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{479}}^1$

素因数の和:619

約数の個数: 32

約数和(自身を含む): 35942400

約数和(自身を除く): 14480805

約数列:

[1, 3, 5, 15, 29, 87, 103, 145, 309, 435, 479, 515, 1437, 1545, 2395, 2987, 7185, 8961, 13891, 14935, 41673, 44805, 49337, 69455, 148011, 208365, 246685, 740055, 1430773, 4292319, 7153865, 21461595]

約数ペア:

[(1, 21461595), (3, 7153865), (5, 4292319), (15, 1430773), (29, 740055), (87, 246685), (103, 208365), (145, 148011), (309, 69455), (435, 49337), (479, 44805), (515, 41673), (1437, 14935), (1545, 13891), (2395, 8961), (2987, 7185)]