21957045

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{133073}}^1$

素因数の和:133092

約数の個数: 16

約数和(自身を含む): 38325312

約数和(自身を除く): 16368267

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 133073, 399219, 665365, 1463803, 1996095, 4391409, 7319015, 21957045]

約数ペア:

[(1, 21957045), (3, 7319015), (5, 4391409), (11, 1996095), (15, 1463803), (33, 665365), (55, 399219), (165, 133073)]